2011125620

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 5112511488

約数和(自身を除く): 3101385868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 193, 196, 217, 245, 310, 343, 386, 434, 490, 620, 686, 772, 868, 965, 980, 1085, 1351, 1372, 1519, 1715, 1930, 2170, 2401, 2702, 3038, 3430, 3860, 4340, 4802, 5404, 5983, 6076, 6755, 6860, 7595, 9457, 9604, 10633, 11966, 12005, 13510, 15190, 16807, 18914, 21266, 23932, 24010, 27020, 29915, 30380, 33614, 37828, 41881, 42532, 47285, 48020, 53165, 59830, 66199, 67228, 74431, 83762, 84035, 94570, 106330, 119660, 132398, 148862, 167524, 168070, 189140, 209405, 212660, 264796, 293167, 297724, 330995, 336140, 372155, 418810, 463393, 521017, 586334, 661990, 744310, 837620, 926786, 1042034, 1172668, 1323980, 1465835, 1488620, 1853572, 2052169, 2084068, 2316965, 2605085, 2931670, 3243751, 4104338, 4633930, 5210170, 5863340, 6487502, 8208676, 9267860, 10260845, 10420340, 12975004, 14365183, 16218755, 20521690, 28730366, 32437510, 41043380, 57460732, 64875020, 71825915, 100556281, 143651830, 201112562, 287303660, 402225124, 502781405, 1005562810, 2011125620]

約数ペア:

[(1, 2011125620), (2, 1005562810), (4, 502781405), (5, 402225124), (7, 287303660), (10, 201112562), (14, 143651830), (20, 100556281), (28, 71825915), (31, 64875020), (35, 57460732), (49, 41043380), (62, 32437510), (70, 28730366), (98, 20521690), (124, 16218755), (140, 14365183), (155, 12975004), (193, 10420340), (196, 10260845), (217, 9267860), (245, 8208676), (310, 6487502), (343, 5863340), (386, 5210170), (434, 4633930), (490, 4104338), (620, 3243751), (686, 2931670), (772, 2605085), (868, 2316965), (965, 2084068), (980, 2052169), (1085, 1853572), (1351, 1488620), (1372, 1465835), (1519, 1323980), (1715, 1172668), (1930, 1042034), (2170, 926786), (2401, 837620), (2702, 744310), (3038, 661990), (3430, 586334), (3860, 521017), (4340, 463393), (4802, 418810), (5404, 372155), (5983, 336140), (6076, 330995), (6755, 297724), (6860, 293167), (7595, 264796), (9457, 212660), (9604, 209405), (10633, 189140), (11966, 168070), (12005, 167524), (13510, 148862), (15190, 132398), (16807, 119660), (18914, 106330), (21266, 94570), (23932, 84035), (24010, 83762), (27020, 74431), (29915, 67228), (30380, 66199), (33614, 59830), (37828, 53165), (41881, 48020), (42532, 47285)]