144213640

素因数分解:

$2^3\times 5^1\times {\mathrm{3605341}}^1$

素因数の和:3605352

約数の個数: 16

約数和(自身を含む): 324480780

約数和(自身を除く): 180267140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3605341, 7210682, 14421364, 18026705, 28842728, 36053410, 72106820, 144213640]

約数ペア:

[(1, 144213640), (2, 72106820), (4, 36053410), (5, 28842728), (8, 18026705), (10, 14421364), (20, 7210682), (40, 3605341)]