288366980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1310759}}^1$

素因数の和:1310779

約数の個数: 24

約数和(自身を含む): 660623040

約数和(自身を除く): 372256060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1310759, 2621518, 5243036, 6553795, 13107590, 14418349, 26215180, 28836698, 57673396, 72091745, 144183490, 288366980]

約数ペア:

[(1, 288366980), (2, 144183490), (4, 72091745), (5, 57673396), (10, 28836698), (11, 26215180), (20, 14418349), (22, 13107590), (44, 6553795), (55, 5243036), (110, 2621518), (220, 1310759)]