440168260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3144059}}^1$

素因数の和:3144075

約数の個数: 24

約数和(自身を含む): 1056404160

約数和(自身を除く): 616235900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3144059, 6288118, 12576236, 15720295, 22008413, 31440590, 44016826, 62881180, 88033652, 110042065, 220084130, 440168260]

約数ペア:

[(1, 440168260), (2, 220084130), (4, 110042065), (5, 88033652), (7, 62881180), (10, 44016826), (14, 31440590), (20, 22008413), (28, 15720295), (35, 12576236), (70, 6288118), (140, 3144059)]