8160580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6689}}^1$

素因数の和:6759

約数の個数: 24

約数和(自身を含む): 17420760

約数和(自身を除く): 9260180

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 6689, 13378, 26756, 33445, 66890, 133780, 408029, 816058, 1632116, 2040145, 4080290, 8160580]

約数ペア:

[(1, 8160580), (2, 4080290), (4, 2040145), (5, 1632116), (10, 816058), (20, 408029), (61, 133780), (122, 66890), (244, 33445), (305, 26756), (610, 13378), (1220, 6689)]