22360880

素因数分解:

$2^4\times 5^1\times {\mathrm{279511}}^1$

素因数の和:279524

約数の個数: 20

約数和(自身を含む): 51989232

約数和(自身を除く): 29628352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 279511, 559022, 1118044, 1397555, 2236088, 2795110, 4472176, 5590220, 11180440, 22360880]

約数ペア:

[(1, 22360880), (2, 11180440), (4, 5590220), (5, 4472176), (8, 2795110), (10, 2236088), (16, 1397555), (20, 1118044), (40, 559022), (80, 279511)]