20221568660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1\times {\mathrm{16519}}^1$

素因数の和:17256

約数の個数: 48

約数和(自身を含む): 42973674240

約数和(自身を除く): 22752105580

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 631, 970, 1262, 1940, 2524, 3155, 6310, 12620, 16519, 33038, 61207, 66076, 82595, 122414, 165190, 244828, 306035, 330380, 612070, 1224140, 1602343, 3204686, 6409372, 8011715, 10423489, 16023430, 20846978, 32046860, 41693956, 52117445, 104234890, 208469780, 1011078433, 2022156866, 4044313732, 5055392165, 10110784330, 20221568660]

約数ペア:

[(1, 20221568660), (2, 10110784330), (4, 5055392165), (5, 4044313732), (10, 2022156866), (20, 1011078433), (97, 208469780), (194, 104234890), (388, 52117445), (485, 41693956), (631, 32046860), (970, 20846978), (1262, 16023430), (1940, 10423489), (2524, 8011715), (3155, 6409372), (6310, 3204686), (12620, 1602343), (16519, 1224140), (33038, 612070), (61207, 330380), (66076, 306035), (82595, 244828), (122414, 165190)]