20173340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1951}}^1$

素因数の和:2018

約数の個数: 48

約数和(自身を含む): 47222784

約数和(自身を除く): 27049444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 1951, 2068, 2585, 3902, 5170, 7804, 9755, 10340, 19510, 21461, 39020, 42922, 85844, 91697, 107305, 183394, 214610, 366788, 429220, 458485, 916970, 1008667, 1833940, 2017334, 4034668, 5043335, 10086670, 20173340]

約数ペア:

[(1, 20173340), (2, 10086670), (4, 5043335), (5, 4034668), (10, 2017334), (11, 1833940), (20, 1008667), (22, 916970), (44, 458485), (47, 429220), (55, 366788), (94, 214610), (110, 183394), (188, 107305), (220, 91697), (235, 85844), (470, 42922), (517, 39020), (940, 21461), (1034, 19510), (1951, 10340), (2068, 9755), (2585, 7804), (3902, 5170)]