13809640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26557}}^1$

素因数の和:26581

約数の個数: 32

約数和(自身を含む): 33463080

約数和(自身を除く): 19653440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 26557, 53114, 106228, 132785, 212456, 265570, 345241, 531140, 690482, 1062280, 1380964, 1726205, 2761928, 3452410, 6904820, 13809640]

約数ペア:

[(1, 13809640), (2, 6904820), (4, 3452410), (5, 2761928), (8, 1726205), (10, 1380964), (13, 1062280), (20, 690482), (26, 531140), (40, 345241), (52, 265570), (65, 212456), (104, 132785), (130, 106228), (260, 53114), (520, 26557)]