23980220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109001}}^1$

素因数の和:109021

約数の個数: 24

約数和(自身を含む): 54937008

約数和(自身を除く): 30956788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 109001, 218002, 436004, 545005, 1090010, 1199011, 2180020, 2398022, 4796044, 5995055, 11990110, 23980220]

約数ペア:

[(1, 23980220), (2, 11990110), (4, 5995055), (5, 4796044), (10, 2398022), (11, 2180020), (20, 1199011), (22, 1090010), (44, 545005), (55, 436004), (110, 218002), (220, 109001)]