20177710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41179}}^1$

素因数の和:41200

約数の個数: 24

約数和(自身を含む): 42250680

約数和(自身を除く): 22072970

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41179, 82358, 205895, 288253, 411790, 576506, 1441265, 2017771, 2882530, 4035542, 10088855, 20177710]

約数ペア:

[(1, 20177710), (2, 10088855), (5, 4035542), (7, 2882530), (10, 2017771), (14, 1441265), (35, 576506), (49, 411790), (70, 288253), (98, 205895), (245, 82358), (490, 41179)]