1243305220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2005331}}^1$

素因数の和:2005371

約数の個数: 24

約数和(自身を含む): 2695166208

約数和(自身を除く): 1451860988

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2005331, 4010662, 8021324, 10026655, 20053310, 40106620, 62165261, 124330522, 248661044, 310826305, 621652610, 1243305220]

約数ペア:

[(1, 1243305220), (2, 621652610), (4, 310826305), (5, 248661044), (10, 124330522), (20, 62165261), (31, 40106620), (62, 20053310), (124, 10026655), (155, 8021324), (310, 4010662), (620, 2005331)]