39561220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68209}}^1$

素因数の和:68247

約数の個数: 24

約数和(自身を含む): 85944600

約数和(自身を除く): 46383380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 68209, 136418, 272836, 341045, 682090, 1364180, 1978061, 3956122, 7912244, 9890305, 19780610, 39561220]

約数ペア:

[(1, 39561220), (2, 19780610), (4, 9890305), (5, 7912244), (10, 3956122), (20, 1978061), (29, 1364180), (58, 682090), (116, 341045), (145, 272836), (290, 136418), (580, 68209)]