30656920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1063}}^1$

素因数の和:1184

約数の個数: 64

約数和(自身を含む): 79672320

約数和(自身を除く): 49015400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1063, 1442, 2060, 2126, 2884, 3605, 4120, 4252, 5315, 5768, 7210, 7441, 8504, 10630, 14420, 14882, 21260, 28840, 29764, 37205, 42520, 59528, 74410, 109489, 148820, 218978, 297640, 437956, 547445, 766423, 875912, 1094890, 1532846, 2189780, 3065692, 3832115, 4379560, 6131384, 7664230, 15328460, 30656920]

約数ペア:

[(1, 30656920), (2, 15328460), (4, 7664230), (5, 6131384), (7, 4379560), (8, 3832115), (10, 3065692), (14, 2189780), (20, 1532846), (28, 1094890), (35, 875912), (40, 766423), (56, 547445), (70, 437956), (103, 297640), (140, 218978), (206, 148820), (280, 109489), (412, 74410), (515, 59528), (721, 42520), (824, 37205), (1030, 29764), (1063, 28840), (1442, 21260), (2060, 14882), (2126, 14420), (2884, 10630), (3605, 8504), (4120, 7441), (4252, 7210), (5315, 5768)]