41380040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 110315520

約数和(自身を除く): 68935480

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 151, 155, 170, 221, 248, 260, 302, 310, 340, 403, 442, 520, 527, 604, 620, 680, 755, 806, 884, 1054, 1105, 1208, 1240, 1510, 1612, 1768, 1963, 2015, 2108, 2210, 2567, 2635, 3020, 3224, 3926, 4030, 4216, 4420, 4681, 5134, 5270, 6040, 6851, 7852, 8060, 8840, 9362, 9815, 10268, 10540, 12835, 13702, 15704, 16120, 18724, 19630, 20536, 21080, 23405, 25670, 27404, 33371, 34255, 37448, 39260, 46810, 51340, 54808, 60853, 66742, 68510, 78520, 79577, 93620, 102680, 121706, 133484, 137020, 159154, 166855, 187240, 243412, 266968, 274040, 304265, 318308, 333710, 397885, 486824, 608530, 636616, 667420, 795770, 1034501, 1217060, 1334840, 1591540, 2069002, 2434120, 3183080, 4138004, 5172505, 8276008, 10345010, 20690020, 41380040]

約数ペア:

[(1, 41380040), (2, 20690020), (4, 10345010), (5, 8276008), (8, 5172505), (10, 4138004), (13, 3183080), (17, 2434120), (20, 2069002), (26, 1591540), (31, 1334840), (34, 1217060), (40, 1034501), (52, 795770), (62, 667420), (65, 636616), (68, 608530), (85, 486824), (104, 397885), (124, 333710), (130, 318308), (136, 304265), (151, 274040), (155, 266968), (170, 243412), (221, 187240), (248, 166855), (260, 159154), (302, 137020), (310, 133484), (340, 121706), (403, 102680), (442, 93620), (520, 79577), (527, 78520), (604, 68510), (620, 66742), (680, 60853), (755, 54808), (806, 51340), (884, 46810), (1054, 39260), (1105, 37448), (1208, 34255), (1240, 33371), (1510, 27404), (1612, 25670), (1768, 23405), (1963, 21080), (2015, 20536), (2108, 19630), (2210, 18724), (2567, 16120), (2635, 15704), (3020, 13702), (3224, 12835), (3926, 10540), (4030, 10268), (4216, 9815), (4420, 9362), (4681, 8840), (5134, 8060), (5270, 7852), (6040, 6851)]