22256740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{541}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 54497016

約数和(自身を除く): 32240276

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 541, 605, 748, 935, 1082, 1210, 1870, 2057, 2164, 2420, 2705, 3740, 4114, 5410, 5951, 8228, 9197, 10285, 10820, 11902, 18394, 20570, 23804, 29755, 36788, 41140, 45985, 59510, 65461, 91970, 101167, 119020, 130922, 183940, 202334, 261844, 327305, 404668, 505835, 654610, 1011670, 1112837, 1309220, 2023340, 2225674, 4451348, 5564185, 11128370, 22256740]

約数ペア:

[(1, 22256740), (2, 11128370), (4, 5564185), (5, 4451348), (10, 2225674), (11, 2023340), (17, 1309220), (20, 1112837), (22, 1011670), (34, 654610), (44, 505835), (55, 404668), (68, 327305), (85, 261844), (110, 202334), (121, 183940), (170, 130922), (187, 119020), (220, 101167), (242, 91970), (340, 65461), (374, 59510), (484, 45985), (541, 41140), (605, 36788), (748, 29755), (935, 23804), (1082, 20570), (1210, 18394), (1870, 11902), (2057, 10820), (2164, 10285), (2420, 9197), (2705, 8228), (3740, 5951), (4114, 5410)]