19261040

素因数分解:

$2^4\times 5^1\times {\mathrm{240763}}^1$

素因数の和:240776

約数の個数: 20

約数和(自身を含む): 44782104

約数和(自身を除く): 25521064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 240763, 481526, 963052, 1203815, 1926104, 2407630, 3852208, 4815260, 9630520, 19261040]

約数ペア:

[(1, 19261040), (2, 9630520), (4, 4815260), (5, 3852208), (8, 2407630), (10, 1926104), (16, 1203815), (20, 963052), (40, 481526), (80, 240763)]