57499220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{70121}}^1$

素因数の和:70171

約数の個数: 24

約数和(自身を含む): 123695208

約数和(自身を除く): 66195988

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 70121, 140242, 280484, 350605, 701210, 1402420, 2874961, 5749922, 11499844, 14374805, 28749610, 57499220]

約数ペア:

[(1, 57499220), (2, 28749610), (4, 14374805), (5, 11499844), (10, 5749922), (20, 2874961), (41, 1402420), (82, 701210), (164, 350605), (205, 280484), (410, 140242), (820, 70121)]