20375750460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{1997}}^1$

素因数の和:2252

約数の個数: 192

約数和(自身を含む): 62557028352

約数和(自身を除く): 42181277892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 127, 130, 156, 195, 206, 254, 260, 309, 381, 390, 412, 508, 515, 618, 635, 762, 780, 1030, 1236, 1270, 1339, 1524, 1545, 1651, 1905, 1997, 2060, 2540, 2678, 3090, 3302, 3810, 3994, 4017, 4953, 5356, 5991, 6180, 6604, 6695, 7620, 7988, 8034, 8255, 9906, 9985, 11982, 13081, 13390, 16068, 16510, 19812, 19970, 20085, 23964, 24765, 25961, 26162, 26780, 29955, 33020, 39243, 39940, 40170, 49530, 51922, 52324, 59910, 65405, 77883, 78486, 80340, 99060, 103844, 119820, 129805, 130810, 155766, 156972, 170053, 196215, 205691, 253619, 259610, 261620, 311532, 340106, 389415, 392430, 411382, 507238, 510159, 519220, 617073, 680212, 760857, 778830, 784860, 822764, 850265, 1014476, 1020318, 1028455, 1234146, 1268095, 1521714, 1557660, 1700530, 2040636, 2056910, 2468292, 2536190, 2550795, 2673983, 3043428, 3085365, 3297047, 3401060, 3804285, 4113820, 5072380, 5101590, 5347966, 6170730, 6594094, 7608570, 8021949, 9891141, 10203180, 10695932, 12341460, 13188188, 13369915, 15217140, 16043898, 16485235, 19782282, 26122757, 26739830, 32087796, 32970470, 39564564, 40109745, 49455705, 52245514, 53479660, 65940940, 78368271, 80219490, 98911410, 104491028, 130613785, 156736542, 160438980, 197822820, 261227570, 313473084, 339595841, 391841355, 522455140, 679191682, 783682710, 1018787523, 1358383364, 1567365420, 1697979205, 2037575046, 3395958410, 4075150092, 5093937615, 6791916820, 10187875230, 20375750460]

約数ペア:

[(1, 20375750460), (2, 10187875230), (3, 6791916820), (4, 5093937615), (5, 4075150092), (6, 3395958410), (10, 2037575046), (12, 1697979205), (13, 1567365420), (15, 1358383364), (20, 1018787523), (26, 783682710), (30, 679191682), (39, 522455140), (52, 391841355), (60, 339595841), (65, 313473084), (78, 261227570), (103, 197822820), (127, 160438980), (130, 156736542), (156, 130613785), (195, 104491028), (206, 98911410), (254, 80219490), (260, 78368271), (309, 65940940), (381, 53479660), (390, 52245514), (412, 49455705), (508, 40109745), (515, 39564564), (618, 32970470), (635, 32087796), (762, 26739830), (780, 26122757), (1030, 19782282), (1236, 16485235), (1270, 16043898), (1339, 15217140), (1524, 13369915), (1545, 13188188), (1651, 12341460), (1905, 10695932), (1997, 10203180), (2060, 9891141), (2540, 8021949), (2678, 7608570), (3090, 6594094), (3302, 6170730), (3810, 5347966), (3994, 5101590), (4017, 5072380), (4953, 4113820), (5356, 3804285), (5991, 3401060), (6180, 3297047), (6604, 3085365), (6695, 3043428), (7620, 2673983), (7988, 2550795), (8034, 2536190), (8255, 2468292), (9906, 2056910), (9985, 2040636), (11982, 1700530), (13081, 1557660), (13390, 1521714), (16068, 1268095), (16510, 1234146), (19812, 1028455), (19970, 1020318), (20085, 1014476), (23964, 850265), (24765, 822764), (25961, 784860), (26162, 778830), (26780, 760857), (29955, 680212), (33020, 617073), (39243, 519220), (39940, 510159), (40170, 507238), (49530, 411382), (51922, 392430), (52324, 389415), (59910, 340106), (65405, 311532), (77883, 261620), (78486, 259610), (80340, 253619), (99060, 205691), (103844, 196215), (119820, 170053), (129805, 156972), (130810, 155766)]