55319740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{395141}}^1$

素因数の和:395157

約数の個数: 24

約数和(自身を含む): 132767712

約数和(自身を除く): 77447972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 395141, 790282, 1580564, 1975705, 2765987, 3951410, 5531974, 7902820, 11063948, 13829935, 27659870, 55319740]

約数ペア:

[(1, 55319740), (2, 27659870), (4, 13829935), (5, 11063948), (7, 7902820), (10, 5531974), (14, 3951410), (20, 2765987), (28, 1975705), (35, 1580564), (70, 790282), (140, 395141)]