1330380020

素因数分解:

$2^2\times 5^1\times {\mathrm{13567}}^1\times {\mathrm{4903}}^1$

素因数の和:18479

約数の個数: 24

約数和(自身を含む): 2794573824

約数和(自身を除く): 1464193804

約数列:

[1, 2, 4, 5, 10, 20, 4903, 9806, 13567, 19612, 24515, 27134, 49030, 54268, 67835, 98060, 135670, 271340, 66519001, 133038002, 266076004, 332595005, 665190010, 1330380020]

約数ペア:

[(1, 1330380020), (2, 665190010), (4, 332595005), (5, 266076004), (10, 133038002), (20, 66519001), (4903, 271340), (9806, 135670), (13567, 98060), (19612, 67835), (24515, 54268), (27134, 49030)]