70442920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42953}}^1$

素因数の和:43005

約数の個数: 32

約数和(自身を含む): 162366120

約数和(自身を除く): 91923200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 42953, 85906, 171812, 214765, 343624, 429530, 859060, 1718120, 1761073, 3522146, 7044292, 8805365, 14088584, 17610730, 35221460, 70442920]

約数ペア:

[(1, 70442920), (2, 35221460), (4, 17610730), (5, 14088584), (8, 8805365), (10, 7044292), (20, 3522146), (40, 1761073), (41, 1718120), (82, 859060), (164, 429530), (205, 343624), (328, 214765), (410, 171812), (820, 85906), (1640, 42953)]