8317420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1439}}^1$

素因数の和:1482

約数の個数: 36

約数和(自身を含む): 18567360

約数和(自身を除く): 10249940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1439, 1445, 2878, 2890, 5756, 5780, 7195, 14390, 24463, 28780, 48926, 97852, 122315, 244630, 415871, 489260, 831742, 1663484, 2079355, 4158710, 8317420]

約数ペア:

[(1, 8317420), (2, 4158710), (4, 2079355), (5, 1663484), (10, 831742), (17, 489260), (20, 415871), (34, 244630), (68, 122315), (85, 97852), (170, 48926), (289, 28780), (340, 24463), (578, 14390), (1156, 7195), (1439, 5780), (1445, 5756), (2878, 2890)]