31263160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26951}}^1$

素因数の和:26991

約数の個数: 32

約数和(自身を含む): 72770400

約数和(自身を除く): 41507240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26951, 53902, 107804, 134755, 215608, 269510, 539020, 781579, 1078040, 1563158, 3126316, 3907895, 6252632, 7815790, 15631580, 31263160]

約数ペア:

[(1, 31263160), (2, 15631580), (4, 7815790), (5, 6252632), (8, 3907895), (10, 3126316), (20, 1563158), (29, 1078040), (40, 781579), (58, 539020), (116, 269510), (145, 215608), (232, 134755), (290, 107804), (580, 53902), (1160, 26951)]