31009240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{14627}}^1$

素因数の和:14691

約数の個数: 32

約数和(自身を含む): 71092080

約数和(自身を除く): 40082840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 14627, 29254, 58508, 73135, 117016, 146270, 292540, 585080, 775231, 1550462, 3100924, 3876155, 6201848, 7752310, 15504620, 31009240]

約数ペア:

[(1, 31009240), (2, 15504620), (4, 7752310), (5, 6201848), (8, 3876155), (10, 3100924), (20, 1550462), (40, 775231), (53, 585080), (106, 292540), (212, 146270), (265, 117016), (424, 73135), (530, 58508), (1060, 29254), (2120, 14627)]