520098580

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{189817}}^1$

素因数の和:189963

約数の個数: 24

約数和(自身を含む): 1100185128

約数和(自身を除く): 580086548

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 189817, 379634, 759268, 949085, 1898170, 3796340, 26004929, 52009858, 104019716, 130024645, 260049290, 520098580]

約数ペア:

[(1, 520098580), (2, 260049290), (4, 130024645), (5, 104019716), (10, 52009858), (20, 26004929), (137, 3796340), (274, 1898170), (548, 949085), (685, 759268), (1370, 379634), (2740, 189817)]