20227770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{709}}^1$

素因数の和:1039

約数の個数: 48

約数和(自身を含む): 52832520

約数和(自身を除く): 32604750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 317, 634, 709, 951, 1418, 1585, 1902, 2127, 2853, 3170, 3545, 4254, 4755, 5706, 6381, 7090, 9510, 10635, 12762, 14265, 21270, 28530, 31905, 63810, 224753, 449506, 674259, 1123765, 1348518, 2022777, 2247530, 3371295, 4045554, 6742590, 10113885, 20227770]

約数ペア:

[(1, 20227770), (2, 10113885), (3, 6742590), (5, 4045554), (6, 3371295), (9, 2247530), (10, 2022777), (15, 1348518), (18, 1123765), (30, 674259), (45, 449506), (90, 224753), (317, 63810), (634, 31905), (709, 28530), (951, 21270), (1418, 14265), (1585, 12762), (1902, 10635), (2127, 9510), (2853, 7090), (3170, 6381), (3545, 5706), (4254, 4755)]