40157710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{461}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 75043584

約数和(自身を除く): 34885874

約数列:

[1, 2, 5, 10, 31, 62, 155, 281, 310, 461, 562, 922, 1405, 2305, 2810, 4610, 8711, 14291, 17422, 28582, 43555, 71455, 87110, 129541, 142910, 259082, 647705, 1295410, 4015771, 8031542, 20078855, 40157710]

約数ペア:

[(1, 40157710), (2, 20078855), (5, 8031542), (10, 4015771), (31, 1295410), (62, 647705), (155, 259082), (281, 142910), (310, 129541), (461, 87110), (562, 71455), (922, 43555), (1405, 28582), (2305, 17422), (2810, 14291), (4610, 8711)]