8274920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 20243520

約数和(自身を除く): 11968600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 283, 340, 344, 430, 566, 680, 731, 860, 1132, 1415, 1462, 1720, 2264, 2830, 2924, 3655, 4811, 5660, 5848, 7310, 9622, 11320, 12169, 14620, 19244, 24055, 24338, 29240, 38488, 48110, 48676, 60845, 96220, 97352, 121690, 192440, 206873, 243380, 413746, 486760, 827492, 1034365, 1654984, 2068730, 4137460, 8274920]

約数ペア:

[(1, 8274920), (2, 4137460), (4, 2068730), (5, 1654984), (8, 1034365), (10, 827492), (17, 486760), (20, 413746), (34, 243380), (40, 206873), (43, 192440), (68, 121690), (85, 97352), (86, 96220), (136, 60845), (170, 48676), (172, 48110), (215, 38488), (283, 29240), (340, 24338), (344, 24055), (430, 19244), (566, 14620), (680, 12169), (731, 11320), (860, 9622), (1132, 7310), (1415, 5848), (1462, 5660), (1720, 4811), (2264, 3655), (2830, 2924)]