1900087390

素因数分解:

$2^1\times 5^1\times {\mathrm{4451}}^1\times {\mathrm{42689}}^1$

素因数の和:47147

約数の個数: 16

約数和(自身を含む): 3421005840

約数和(自身を除く): 1520918450

約数列:

[1, 2, 5, 10, 4451, 8902, 22255, 42689, 44510, 85378, 213445, 426890, 190008739, 380017478, 950043695, 1900087390]

約数ペア:

[(1, 1900087390), (2, 950043695), (5, 380017478), (10, 190008739), (4451, 426890), (8902, 213445), (22255, 85378), (42689, 44510)]