2912298280

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{369581}}^1$

素因数の和:369789

約数の個数: 32

約数和(自身を含む): 6585951240

約数和(自身を除く): 3673652960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 369581, 739162, 1478324, 1847905, 2956648, 3695810, 7391620, 14783240, 72807457, 145614914, 291229828, 364037285, 582459656, 728074570, 1456149140, 2912298280]

約数ペア:

[(1, 2912298280), (2, 1456149140), (4, 728074570), (5, 582459656), (8, 364037285), (10, 291229828), (20, 145614914), (40, 72807457), (197, 14783240), (394, 7391620), (788, 3695810), (985, 2956648), (1576, 1847905), (1970, 1478324), (3940, 739162), (7880, 369581)]