1806108520

素因数分解:

$2^3\times 5^1\times {\mathrm{45152713}}^1$

素因数の和:45152724

約数の個数: 16

約数和(自身を含む): 4063744260

約数和(自身を除く): 2257635740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 45152713, 90305426, 180610852, 225763565, 361221704, 451527130, 903054260, 1806108520]

約数ペア:

[(1, 1806108520), (2, 903054260), (4, 451527130), (5, 361221704), (8, 225763565), (10, 180610852), (20, 90305426), (40, 45152713)]