123030190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{42571}}^1$

素因数の和:42612

約数の個数: 24

約数和(自身を含む): 235252872

約数和(自身を除く): 112222682

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 42571, 85142, 212855, 425710, 723707, 1447414, 3618535, 7237070, 12303019, 24606038, 61515095, 123030190]

約数ペア:

[(1, 123030190), (2, 61515095), (5, 24606038), (10, 12303019), (17, 7237070), (34, 3618535), (85, 1447414), (170, 723707), (289, 425710), (578, 212855), (1445, 85142), (2890, 42571)]