18801777340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40873429}}^1$

素因数の和:40873461

約数の個数: 24

約数和(自身を含む): 41200417440

約数和(自身を除く): 22398640100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40873429, 81746858, 163493716, 204367145, 408734290, 817468580, 940088867, 1880177734, 3760355468, 4700444335, 9400888670, 18801777340]

約数ペア:

[(1, 18801777340), (2, 9400888670), (4, 4700444335), (5, 3760355468), (10, 1880177734), (20, 940088867), (23, 817468580), (46, 408734290), (92, 204367145), (115, 163493716), (230, 81746858), (460, 40873429)]