22740880

素因数分解:

$2^4\times 5^1\times {\mathrm{284261}}^1$

素因数の和:284274

約数の個数: 20

約数和(自身を含む): 52872732

約数和(自身を除く): 30131852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 284261, 568522, 1137044, 1421305, 2274088, 2842610, 4548176, 5685220, 11370440, 22740880]

約数ペア:

[(1, 22740880), (2, 11370440), (4, 5685220), (5, 4548176), (8, 2842610), (10, 2274088), (16, 1421305), (20, 1137044), (40, 568522), (80, 284261)]