1313960

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 2993760

約数和(自身を除く): 1679800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 307, 428, 535, 614, 856, 1070, 1228, 1535, 2140, 2456, 3070, 4280, 6140, 12280, 32849, 65698, 131396, 164245, 262792, 328490, 656980, 1313960]

約数ペア:

[(1, 1313960), (2, 656980), (4, 328490), (5, 262792), (8, 164245), (10, 131396), (20, 65698), (40, 32849), (107, 12280), (214, 6140), (307, 4280), (428, 3070), (535, 2456), (614, 2140), (856, 1535), (1070, 1228)]