40335080

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3181}}^1$

素因数の和:3509

約数の個数: 32

約数和(自身を含む): 91068840

約数和(自身を除く): 50733760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 3181, 6340, 6362, 12680, 12724, 15905, 25448, 31810, 63620, 127240, 1008377, 2016754, 4033508, 5041885, 8067016, 10083770, 20167540, 40335080]

約数ペア:

[(1, 40335080), (2, 20167540), (4, 10083770), (5, 8067016), (8, 5041885), (10, 4033508), (20, 2016754), (40, 1008377), (317, 127240), (634, 63620), (1268, 31810), (1585, 25448), (2536, 15905), (3170, 12724), (3181, 12680), (6340, 6362)]