2178190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 4766112

約数和(自身を除く): 2587922

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 37, 58, 70, 74, 145, 185, 203, 259, 290, 370, 406, 518, 841, 1015, 1073, 1295, 1682, 2030, 2146, 2590, 4205, 5365, 5887, 7511, 8410, 10730, 11774, 15022, 29435, 31117, 37555, 58870, 62234, 75110, 155585, 217819, 311170, 435638, 1089095, 2178190]

約数ペア:

[(1, 2178190), (2, 1089095), (5, 435638), (7, 311170), (10, 217819), (14, 155585), (29, 75110), (35, 62234), (37, 58870), (58, 37555), (70, 31117), (74, 29435), (145, 15022), (185, 11774), (203, 10730), (259, 8410), (290, 7511), (370, 5887), (406, 5365), (518, 4205), (841, 2590), (1015, 2146), (1073, 2030), (1295, 1682)]