9421640

素因数分解:

$2^3\times 5^1\times {\mathrm{235541}}^1$

素因数の和:235552

約数の個数: 16

約数和(自身を含む): 21198780

約数和(自身を除く): 11777140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 235541, 471082, 942164, 1177705, 1884328, 2355410, 4710820, 9421640]

約数ペア:

[(1, 9421640), (2, 4710820), (4, 2355410), (5, 1884328), (8, 1177705), (10, 942164), (20, 471082), (40, 235541)]