1330201820

素因数分解:

$2^2\times 5^1\times {\mathrm{3329}}^1\times {\mathrm{19979}}^1$

素因数の和:23317

約数の個数: 24

約数和(自身を含む): 2794402800

約数和(自身を除く): 1464200980

約数列:

[1, 2, 4, 5, 10, 20, 3329, 6658, 13316, 16645, 19979, 33290, 39958, 66580, 79916, 99895, 199790, 399580, 66510091, 133020182, 266040364, 332550455, 665100910, 1330201820]

約数ペア:

[(1, 1330201820), (2, 665100910), (4, 332550455), (5, 266040364), (10, 133020182), (20, 66510091), (3329, 399580), (6658, 199790), (13316, 99895), (16645, 79916), (19979, 66580), (33290, 39958)]