690710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 24

約数和(自身を含む): 1326240

約数和(自身を除く): 635530

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 289, 478, 578, 1195, 1445, 2390, 2890, 4063, 8126, 20315, 40630, 69071, 138142, 345355, 690710]

約数ペア:

[(1, 690710), (2, 345355), (5, 138142), (10, 69071), (17, 40630), (34, 20315), (85, 8126), (170, 4063), (239, 2890), (289, 2390), (478, 1445), (578, 1195)]