320021806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{3109}}^1$

素因数の和:3268

約数の個数: 32

約数和(自身を含む): 536064480

約数和(自身を除く): 216042674

約数列:

[1, 2, 13, 26, 37, 74, 107, 214, 481, 962, 1391, 2782, 3109, 3959, 6218, 7918, 40417, 51467, 80834, 102934, 115033, 230066, 332663, 665326, 1495429, 2990858, 4324619, 8649238, 12308531, 24617062, 160010903, 320021806]

約数ペア:

[(1, 320021806), (2, 160010903), (13, 24617062), (26, 12308531), (37, 8649238), (74, 4324619), (107, 2990858), (214, 1495429), (481, 665326), (962, 332663), (1391, 230066), (2782, 115033), (3109, 102934), (3959, 80834), (6218, 51467), (7918, 40417)]