31022840

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2647}}^1$

素因数の和:2951

約数の個数: 32

約数和(自身を含む): 70066080

約数和(自身を除く): 39043240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2647, 2930, 5294, 5860, 10588, 11720, 13235, 21176, 26470, 52940, 105880, 775571, 1551142, 3102284, 3877855, 6204568, 7755710, 15511420, 31022840]

約数ペア:

[(1, 31022840), (2, 15511420), (4, 7755710), (5, 6204568), (8, 3877855), (10, 3102284), (20, 1551142), (40, 775571), (293, 105880), (586, 52940), (1172, 26470), (1465, 21176), (2344, 13235), (2647, 11720), (2930, 10588), (5294, 5860)]