87927980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{628057}}^1$

素因数の和:628073

約数の個数: 24

約数和(自身を含む): 211027488

約数和(自身を除く): 123099508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 628057, 1256114, 2512228, 3140285, 4396399, 6280570, 8792798, 12561140, 17585596, 21981995, 43963990, 87927980]

約数ペア:

[(1, 87927980), (2, 43963990), (4, 21981995), (5, 17585596), (7, 12561140), (10, 8792798), (14, 6280570), (20, 4396399), (28, 3140285), (35, 2512228), (70, 1256114), (140, 628057)]