20408068780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5477}}^1\times {\mathrm{16937}}^1$

素因数の和:22434

約数の個数: 48

約数和(自身を含む): 46764327456

約数和(自身を除く): 26356258676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5477, 10954, 16937, 21908, 27385, 33874, 54770, 60247, 67748, 84685, 109540, 120494, 169370, 186307, 240988, 301235, 338740, 372614, 602470, 745228, 931535, 1204940, 1863070, 3726140, 92763949, 185527898, 371055796, 463819745, 927639490, 1020403439, 1855278980, 2040806878, 4081613756, 5102017195, 10204034390, 20408068780]

約数ペア:

[(1, 20408068780), (2, 10204034390), (4, 5102017195), (5, 4081613756), (10, 2040806878), (11, 1855278980), (20, 1020403439), (22, 927639490), (44, 463819745), (55, 371055796), (110, 185527898), (220, 92763949), (5477, 3726140), (10954, 1863070), (16937, 1204940), (21908, 931535), (27385, 745228), (33874, 602470), (54770, 372614), (60247, 338740), (67748, 301235), (84685, 240988), (109540, 186307), (120494, 169370)]