38975768840

素因数分解:

$2^3\times 5^1\times {\mathrm{974394221}}^1$

素因数の和:974394232

約数の個数: 16

約数和(自身を含む): 87695479980

約数和(自身を除く): 48719711140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 974394221, 1948788442, 3897576884, 4871971105, 7795153768, 9743942210, 19487884420, 38975768840]

約数ペア:

[(1, 38975768840), (2, 19487884420), (4, 9743942210), (5, 7795153768), (8, 4871971105), (10, 3897576884), (20, 1948788442), (40, 974394221)]