13215580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{94397}}^1$

素因数の和:94413

約数の個数: 24

約数和(自身を含む): 31717728

約数和(自身を除く): 18502148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 94397, 188794, 377588, 471985, 660779, 943970, 1321558, 1887940, 2643116, 3303895, 6607790, 13215580]

約数ペア:

[(1, 13215580), (2, 6607790), (4, 3303895), (5, 2643116), (7, 1887940), (10, 1321558), (14, 943970), (20, 660779), (28, 471985), (35, 377588), (70, 188794), (140, 94397)]