207788980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1484207}}^1$

素因数の和:1484223

約数の個数: 24

約数和(自身を含む): 498693888

約数和(自身を除く): 290904908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1484207, 2968414, 5936828, 7421035, 10389449, 14842070, 20778898, 29684140, 41557796, 51947245, 103894490, 207788980]

約数ペア:

[(1, 207788980), (2, 103894490), (4, 51947245), (5, 41557796), (7, 29684140), (10, 20778898), (14, 14842070), (20, 10389449), (28, 7421035), (35, 5936828), (70, 2968414), (140, 1484207)]