139238560

素因数分解:

$2^5\times 5^1\times {\mathrm{870241}}^1$

素因数の和:870256

約数の個数: 24

約数和(自身を含む): 328951476

約数和(自身を除く): 189712916

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 870241, 1740482, 3480964, 4351205, 6961928, 8702410, 13923856, 17404820, 27847712, 34809640, 69619280, 139238560]

約数ペア:

[(1, 139238560), (2, 69619280), (4, 34809640), (5, 27847712), (8, 17404820), (10, 13923856), (16, 8702410), (20, 6961928), (32, 4351205), (40, 3480964), (80, 1740482), (160, 870241)]