31999780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{94117}}^1$

素因数の和:94143

約数の個数: 24

約数和(自身を含む): 71153208

約数和(自身を除く): 39153428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 94117, 188234, 376468, 470585, 941170, 1599989, 1882340, 3199978, 6399956, 7999945, 15999890, 31999780]

約数ペア:

[(1, 31999780), (2, 15999890), (4, 7999945), (5, 6399956), (10, 3199978), (17, 1882340), (20, 1599989), (34, 941170), (68, 470585), (85, 376468), (170, 188234), (340, 94117)]