268388780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1219949}}^1$

素因数の和:1219969

約数の個数: 24

約数和(自身を含む): 614854800

約数和(自身を除く): 346466020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1219949, 2439898, 4879796, 6099745, 12199490, 13419439, 24398980, 26838878, 53677756, 67097195, 134194390, 268388780]

約数ペア:

[(1, 268388780), (2, 134194390), (4, 67097195), (5, 53677756), (10, 26838878), (11, 24398980), (20, 13419439), (22, 12199490), (44, 6099745), (55, 4879796), (110, 2439898), (220, 1219949)]