1938861640

素因数分解:

$2^3\times 5^1\times {\mathrm{48471541}}^1$

素因数の和:48471552

約数の個数: 16

約数和(自身を含む): 4362438780

約数和(自身を除く): 2423577140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 48471541, 96943082, 193886164, 242357705, 387772328, 484715410, 969430820, 1938861640]

約数ペア:

[(1, 1938861640), (2, 969430820), (4, 484715410), (5, 387772328), (8, 242357705), (10, 193886164), (20, 96943082), (40, 48471541)]