680540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4861}}^1$

素因数の和:4877

約数の個数: 24

約数和(自身を含む): 1633632

約数和(自身を除く): 953092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4861, 9722, 19444, 24305, 34027, 48610, 68054, 97220, 136108, 170135, 340270, 680540]

約数ペア:

[(1, 680540), (2, 340270), (4, 170135), (5, 136108), (7, 97220), (10, 68054), (14, 48610), (20, 34027), (28, 24305), (35, 19444), (70, 9722), (140, 4861)]