20158476460

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1136329}}^1$

素因数の和:1137225

約数の個数: 24

約数和(自身を含む): 42380563680

約数和(自身を除く): 22222087220

約数列:

[1, 2, 4, 5, 10, 20, 887, 1774, 3548, 4435, 8870, 17740, 1136329, 2272658, 4545316, 5681645, 11363290, 22726580, 1007923823, 2015847646, 4031695292, 5039619115, 10079238230, 20158476460]

約数ペア:

[(1, 20158476460), (2, 10079238230), (4, 5039619115), (5, 4031695292), (10, 2015847646), (20, 1007923823), (887, 22726580), (1774, 11363290), (3548, 5681645), (4435, 4545316), (8870, 2272658), (17740, 1136329)]