30398540

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3121}}^1$

素因数の和:3617

約数の個数: 24

約数和(自身を含む): 63988512

約数和(自身を除く): 33589972

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 3121, 4870, 6242, 9740, 12484, 15605, 31210, 62420, 1519927, 3039854, 6079708, 7599635, 15199270, 30398540]

約数ペア:

[(1, 30398540), (2, 15199270), (4, 7599635), (5, 6079708), (10, 3039854), (20, 1519927), (487, 62420), (974, 31210), (1948, 15605), (2435, 12484), (3121, 9740), (4870, 6242)]