28242676

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1951}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 62963712

約数和(自身を除く): 34721036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 1951, 2068, 3619, 3902, 7238, 7804, 13657, 14476, 21461, 27314, 42922, 54628, 85844, 91697, 150227, 183394, 300454, 366788, 600908, 641879, 1008667, 1283758, 2017334, 2567516, 4034668, 7060669, 14121338, 28242676]

約数ペア:

[(1, 28242676), (2, 14121338), (4, 7060669), (7, 4034668), (11, 2567516), (14, 2017334), (22, 1283758), (28, 1008667), (44, 641879), (47, 600908), (77, 366788), (94, 300454), (154, 183394), (188, 150227), (308, 91697), (329, 85844), (517, 54628), (658, 42922), (1034, 27314), (1316, 21461), (1951, 14476), (2068, 13657), (3619, 7804), (3902, 7238)]