39284540

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12511}}^1$

素因数の和:12677

約数の個数: 24

約数和(自身を含む): 83029632

約数和(自身を除く): 43745092

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 12511, 25022, 50044, 62555, 125110, 250220, 1964227, 3928454, 7856908, 9821135, 19642270, 39284540]

約数ペア:

[(1, 39284540), (2, 19642270), (4, 9821135), (5, 7856908), (10, 3928454), (20, 1964227), (157, 250220), (314, 125110), (628, 62555), (785, 50044), (1570, 25022), (3140, 12511)]