282192020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{1321}}^1$

素因数の和:2312

約数の個数: 48

約数和(自身を含む): 647631936

約数和(自身を除く): 365439916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 971, 1321, 1942, 2642, 3884, 4855, 5284, 6605, 9710, 10681, 13210, 14531, 19420, 21362, 26420, 29062, 42724, 53405, 58124, 72655, 106810, 145310, 213620, 290620, 1282691, 2565382, 5130764, 6413455, 12826910, 14109601, 25653820, 28219202, 56438404, 70548005, 141096010, 282192020]

約数ペア:

[(1, 282192020), (2, 141096010), (4, 70548005), (5, 56438404), (10, 28219202), (11, 25653820), (20, 14109601), (22, 12826910), (44, 6413455), (55, 5130764), (110, 2565382), (220, 1282691), (971, 290620), (1321, 213620), (1942, 145310), (2642, 106810), (3884, 72655), (4855, 58124), (5284, 53405), (6605, 42724), (9710, 29062), (10681, 26420), (13210, 21362), (14531, 19420)]