6399020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10321}}^1$

素因数の和:10361

約数の個数: 24

約数和(自身を含む): 13872768

約数和(自身を除く): 7473748

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 10321, 20642, 41284, 51605, 103210, 206420, 319951, 639902, 1279804, 1599755, 3199510, 6399020]

約数ペア:

[(1, 6399020), (2, 3199510), (4, 1599755), (5, 1279804), (10, 639902), (20, 319951), (31, 206420), (62, 103210), (124, 51605), (155, 41284), (310, 20642), (620, 10321)]