30057640

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1543}}^1$

素因数の和:2041

約数の個数: 32

約数和(自身を含む): 67812480

約数和(自身を除く): 37754840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1543, 1948, 2435, 3086, 3896, 4870, 6172, 7715, 9740, 12344, 15430, 19480, 30860, 61720, 751441, 1502882, 3005764, 3757205, 6011528, 7514410, 15028820, 30057640]

約数ペア:

[(1, 30057640), (2, 15028820), (4, 7514410), (5, 6011528), (8, 3757205), (10, 3005764), (20, 1502882), (40, 751441), (487, 61720), (974, 30860), (1543, 19480), (1948, 15430), (2435, 12344), (3086, 9740), (3896, 7715), (4870, 6172)]