31884920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27487}}^1$

素因数の和:27527

約数の個数: 32

約数和(自身を含む): 74217600

約数和(自身を除く): 42332680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 27487, 54974, 109948, 137435, 219896, 274870, 549740, 797123, 1099480, 1594246, 3188492, 3985615, 6376984, 7971230, 15942460, 31884920]

約数ペア:

[(1, 31884920), (2, 15942460), (4, 7971230), (5, 6376984), (8, 3985615), (10, 3188492), (20, 1594246), (29, 1099480), (40, 797123), (58, 549740), (116, 274870), (145, 219896), (232, 137435), (290, 109948), (580, 54974), (1160, 27487)]