486760

素因数分解:

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

素因数の和:337

約数の個数: 32

約数和(自身を含む): 1124640

約数和(自身を除く): 637880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 283, 344, 430, 566, 860, 1132, 1415, 1720, 2264, 2830, 5660, 11320, 12169, 24338, 48676, 60845, 97352, 121690, 243380, 486760]

約数ペア:

[(1, 486760), (2, 243380), (4, 121690), (5, 97352), (8, 60845), (10, 48676), (20, 24338), (40, 12169), (43, 11320), (86, 5660), (172, 2830), (215, 2264), (283, 1720), (344, 1415), (430, 1132), (566, 860)]