22128700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{20117}}^1$

素因数の和:20142

約数の個数: 36

約数和(自身を含む): 52387272

約数和(自身を除く): 30258572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 20117, 40234, 80468, 100585, 201170, 221287, 402340, 442574, 502925, 885148, 1005850, 1106435, 2011700, 2212870, 4425740, 5532175, 11064350, 22128700]

約数ペア:

[(1, 22128700), (2, 11064350), (4, 5532175), (5, 4425740), (10, 2212870), (11, 2011700), (20, 1106435), (22, 1005850), (25, 885148), (44, 502925), (50, 442574), (55, 402340), (100, 221287), (110, 201170), (220, 100585), (275, 80468), (550, 40234), (1100, 20117)]