15428380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3691}}^1$

素因数の和:3730

約数の個数: 48

約数和(自身を含む): 37215360

約数和(自身を除く): 21786980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3691, 4180, 7382, 14764, 18455, 36910, 40601, 70129, 73820, 81202, 140258, 162404, 203005, 280516, 350645, 406010, 701290, 771419, 812020, 1402580, 1542838, 3085676, 3857095, 7714190, 15428380]

約数ペア:

[(1, 15428380), (2, 7714190), (4, 3857095), (5, 3085676), (10, 1542838), (11, 1402580), (19, 812020), (20, 771419), (22, 701290), (38, 406010), (44, 350645), (55, 280516), (76, 203005), (95, 162404), (110, 140258), (190, 81202), (209, 73820), (220, 70129), (380, 40601), (418, 36910), (836, 18455), (1045, 14764), (2090, 7382), (3691, 4180)]