139935740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{999541}}^1$

素因数の和:999557

約数の個数: 24

約数和(自身を含む): 335846112

約数和(自身を除く): 195910372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 999541, 1999082, 3998164, 4997705, 6996787, 9995410, 13993574, 19990820, 27987148, 34983935, 69967870, 139935740]

約数ペア:

[(1, 139935740), (2, 69967870), (4, 34983935), (5, 27987148), (7, 19990820), (10, 13993574), (14, 9995410), (20, 6996787), (28, 4997705), (35, 3998164), (70, 1999082), (140, 999541)]