87750220

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{3049}}^1$

素因数の和:4497

約数の個数: 24

約数和(自身を含む): 184464000

約数和(自身を除く): 96713780

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2878, 3049, 5756, 6098, 7195, 12196, 14390, 15245, 28780, 30490, 60980, 4387511, 8775022, 17550044, 21937555, 43875110, 87750220]

約数ペア:

[(1, 87750220), (2, 43875110), (4, 21937555), (5, 17550044), (10, 8775022), (20, 4387511), (1439, 60980), (2878, 30490), (3049, 28780), (5756, 15245), (6098, 14390), (7195, 12196)]