88021640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{44909}}^1$

素因数の和:44934

約数の個数: 48

約数和(自身を含む): 230388300

約数和(自身を除く): 142366660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 44909, 89818, 179636, 224545, 314363, 359272, 449090, 628726, 898180, 1257452, 1571815, 1796360, 2200541, 2514904, 3143630, 4401082, 6287260, 8802164, 11002705, 12574520, 17604328, 22005410, 44010820, 88021640]

約数ペア:

[(1, 88021640), (2, 44010820), (4, 22005410), (5, 17604328), (7, 12574520), (8, 11002705), (10, 8802164), (14, 6287260), (20, 4401082), (28, 3143630), (35, 2514904), (40, 2200541), (49, 1796360), (56, 1571815), (70, 1257452), (98, 898180), (140, 628726), (196, 449090), (245, 359272), (280, 314363), (392, 224545), (490, 179636), (980, 89818), (1960, 44909)]