39776980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68581}}^1$

素因数の和:68619

約数の個数: 24

約数和(自身を含む): 86413320

約数和(自身を除く): 46636340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 68581, 137162, 274324, 342905, 685810, 1371620, 1988849, 3977698, 7955396, 9944245, 19888490, 39776980]

約数ペア:

[(1, 39776980), (2, 19888490), (4, 9944245), (5, 7955396), (10, 3977698), (20, 1988849), (29, 1371620), (58, 685810), (116, 342905), (145, 274324), (290, 137162), (580, 68581)]