2815092920

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{111533}}^1$

素因数の和:112175

約数の個数: 32

約数和(自身を含む): 6344053920

約数和(自身を除く): 3528961000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 5048, 6310, 12620, 25240, 111533, 223066, 446132, 557665, 892264, 1115330, 2230660, 4461320, 70377323, 140754646, 281509292, 351886615, 563018584, 703773230, 1407546460, 2815092920]

約数ペア:

[(1, 2815092920), (2, 1407546460), (4, 703773230), (5, 563018584), (8, 351886615), (10, 281509292), (20, 140754646), (40, 70377323), (631, 4461320), (1262, 2230660), (2524, 1115330), (3155, 892264), (5048, 557665), (6310, 446132), (12620, 223066), (25240, 111533)]