647601080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2312861}}^1$

素因数の和:2312879

約数の個数: 32

約数和(自身を含む): 1665260640

約数和(自身を除く): 1017659560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2312861, 4625722, 9251444, 11564305, 16190027, 18502888, 23128610, 32380054, 46257220, 64760108, 80950135, 92514440, 129520216, 161900270, 323800540, 647601080]

約数ペア:

[(1, 647601080), (2, 323800540), (4, 161900270), (5, 129520216), (7, 92514440), (8, 80950135), (10, 64760108), (14, 46257220), (20, 32380054), (28, 23128610), (35, 18502888), (40, 16190027), (56, 11564305), (70, 9251444), (140, 4625722), (280, 2312861)]