38643670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 79478784

約数和(自身を除く): 40835114

約数列:

[1, 2, 5, 10, 13, 26, 31, 43, 62, 65, 86, 130, 155, 215, 223, 310, 403, 430, 446, 559, 806, 1115, 1118, 1333, 2015, 2230, 2666, 2795, 2899, 4030, 5590, 5798, 6665, 6913, 9589, 13330, 13826, 14495, 17329, 19178, 28990, 34565, 34658, 47945, 69130, 86645, 89869, 95890, 124657, 173290, 179738, 249314, 297259, 449345, 594518, 623285, 898690, 1246570, 1486295, 2972590, 3864367, 7728734, 19321835, 38643670]

約数ペア:

[(1, 38643670), (2, 19321835), (5, 7728734), (10, 3864367), (13, 2972590), (26, 1486295), (31, 1246570), (43, 898690), (62, 623285), (65, 594518), (86, 449345), (130, 297259), (155, 249314), (215, 179738), (223, 173290), (310, 124657), (403, 95890), (430, 89869), (446, 86645), (559, 69130), (806, 47945), (1115, 34658), (1118, 34565), (1333, 28990), (2015, 19178), (2230, 17329), (2666, 14495), (2795, 13826), (2899, 13330), (4030, 9589), (5590, 6913), (5798, 6665)]