1555372020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{25922867}}^1$

素因数の和:25922879

約数の個数: 24

約数和(自身を含む): 4355041824

約数和(自身を除く): 2799669804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 25922867, 51845734, 77768601, 103691468, 129614335, 155537202, 259228670, 311074404, 388843005, 518457340, 777686010, 1555372020]

約数ペア:

[(1, 1555372020), (2, 777686010), (3, 518457340), (4, 388843005), (5, 311074404), (6, 259228670), (10, 155537202), (12, 129614335), (15, 103691468), (20, 77768601), (30, 51845734), (60, 25922867)]