86415980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617257}}^1$

素因数の和:617273

約数の個数: 24

約数和(自身を含む): 207398688

約数和(自身を除く): 120982708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617257, 1234514, 2469028, 3086285, 4320799, 6172570, 8641598, 12345140, 17283196, 21603995, 43207990, 86415980]

約数ペア:

[(1, 86415980), (2, 43207990), (4, 21603995), (5, 17283196), (7, 12345140), (10, 8641598), (14, 6172570), (20, 4320799), (28, 3086285), (35, 2469028), (70, 1234514), (140, 617257)]