39700180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 95001984

約数和(自身を除く): 55301804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 53, 65, 67, 86, 106, 130, 134, 172, 212, 215, 260, 265, 268, 335, 430, 530, 559, 670, 689, 860, 871, 1060, 1118, 1340, 1378, 1742, 2236, 2279, 2756, 2795, 2881, 3445, 3484, 3551, 4355, 4558, 5590, 5762, 6890, 7102, 8710, 9116, 11180, 11395, 11524, 13780, 14204, 14405, 17420, 17755, 22790, 28810, 29627, 35510, 37453, 45580, 46163, 57620, 59254, 71020, 74906, 92326, 118508, 148135, 149812, 152693, 184652, 187265, 230815, 296270, 305386, 374530, 461630, 592540, 610772, 749060, 763465, 923260, 1526930, 1985009, 3053860, 3970018, 7940036, 9925045, 19850090, 39700180]

約数ペア:

[(1, 39700180), (2, 19850090), (4, 9925045), (5, 7940036), (10, 3970018), (13, 3053860), (20, 1985009), (26, 1526930), (43, 923260), (52, 763465), (53, 749060), (65, 610772), (67, 592540), (86, 461630), (106, 374530), (130, 305386), (134, 296270), (172, 230815), (212, 187265), (215, 184652), (260, 152693), (265, 149812), (268, 148135), (335, 118508), (430, 92326), (530, 74906), (559, 71020), (670, 59254), (689, 57620), (860, 46163), (871, 45580), (1060, 37453), (1118, 35510), (1340, 29627), (1378, 28810), (1742, 22790), (2236, 17755), (2279, 17420), (2756, 14405), (2795, 14204), (2881, 13780), (3445, 11524), (3484, 11395), (3551, 11180), (4355, 9116), (4558, 8710), (5590, 7102), (5762, 6890)]