61545820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439613}}^1$

素因数の和:439629

約数の個数: 24

約数和(自身を含む): 147710304

約数和(自身を除く): 86164484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439613, 879226, 1758452, 2198065, 3077291, 4396130, 6154582, 8792260, 12309164, 15386455, 30772910, 61545820]

約数ペア:

[(1, 61545820), (2, 30772910), (4, 15386455), (5, 12309164), (7, 8792260), (10, 6154582), (14, 4396130), (20, 3077291), (28, 2198065), (35, 1758452), (70, 879226), (140, 439613)]