29802220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{212873}}^1$

素因数の和:212889

約数の個数: 24

約数和(自身を含む): 71525664

約数和(自身を除く): 41723444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 212873, 425746, 851492, 1064365, 1490111, 2128730, 2980222, 4257460, 5960444, 7450555, 14901110, 29802220]

約数ペア:

[(1, 29802220), (2, 14901110), (4, 7450555), (5, 5960444), (7, 4257460), (10, 2980222), (14, 2128730), (20, 1490111), (28, 1064365), (35, 851492), (70, 425746), (140, 212873)]