6540620

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2083}}^1$

素因数の和:2249

約数の個数: 24

約数和(自身を含む): 13829424

約数和(自身を除く): 7288804

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 2083, 3140, 4166, 8332, 10415, 20830, 41660, 327031, 654062, 1308124, 1635155, 3270310, 6540620]

約数ペア:

[(1, 6540620), (2, 3270310), (4, 1635155), (5, 1308124), (10, 654062), (20, 327031), (157, 41660), (314, 20830), (628, 10415), (785, 8332), (1570, 4166), (2083, 3140)]