22120880

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2447}}^1$

素因数の和:2573

約数の個数: 40

約数和(自身を含む): 51907392

約数和(自身を除く): 29786512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 2447, 4520, 4894, 9040, 9788, 12235, 19576, 24470, 39152, 48940, 97880, 195760, 276511, 553022, 1106044, 1382555, 2212088, 2765110, 4424176, 5530220, 11060440, 22120880]

約数ペア:

[(1, 22120880), (2, 11060440), (4, 5530220), (5, 4424176), (8, 2765110), (10, 2212088), (16, 1382555), (20, 1106044), (40, 553022), (80, 276511), (113, 195760), (226, 97880), (452, 48940), (565, 39152), (904, 24470), (1130, 19576), (1808, 12235), (2260, 9788), (2447, 9040), (4520, 4894)]