13891640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{49613}}^1$

素因数の和:49631

約数の個数: 32

約数和(自身を含む): 35722080

約数和(自身を除く): 21830440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 49613, 99226, 198452, 248065, 347291, 396904, 496130, 694582, 992260, 1389164, 1736455, 1984520, 2778328, 3472910, 6945820, 13891640]

約数ペア:

[(1, 13891640), (2, 6945820), (4, 3472910), (5, 2778328), (7, 1984520), (8, 1736455), (10, 1389164), (14, 992260), (20, 694582), (28, 496130), (35, 396904), (40, 347291), (56, 248065), (70, 198452), (140, 99226), (280, 49613)]