42726680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34457}}^1$

素因数の和:34499

約数の個数: 32

約数和(自身を含む): 99239040

約数和(自身を除く): 56512360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 34457, 68914, 137828, 172285, 275656, 344570, 689140, 1068167, 1378280, 2136334, 4272668, 5340835, 8545336, 10681670, 21363340, 42726680]

約数ペア:

[(1, 42726680), (2, 21363340), (4, 10681670), (5, 8545336), (8, 5340835), (10, 4272668), (20, 2136334), (31, 1378280), (40, 1068167), (62, 689140), (124, 344570), (155, 275656), (248, 172285), (310, 137828), (620, 68914), (1240, 34457)]