20171132840

素因数分解:

$2^3\times 5^1\times {\mathrm{6577}}^1\times {\mathrm{76673}}^1$

素因数の和:83261

約数の個数: 32

約数和(自身を含む): 45392541480

約数和(自身を除く): 25221408640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6577, 13154, 26308, 32885, 52616, 65770, 76673, 131540, 153346, 263080, 306692, 383365, 613384, 766730, 1533460, 3066920, 504278321, 1008556642, 2017113284, 2521391605, 4034226568, 5042783210, 10085566420, 20171132840]

約数ペア:

[(1, 20171132840), (2, 10085566420), (4, 5042783210), (5, 4034226568), (8, 2521391605), (10, 2017113284), (20, 1008556642), (40, 504278321), (6577, 3066920), (13154, 1533460), (26308, 766730), (32885, 613384), (52616, 383365), (65770, 306692), (76673, 263080), (131540, 153346)]