20045450

素因数分解:

$2^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{2099}}^1$

素因数の和:2302

約数の個数: 24

約数和(自身を含む): 37497600

約数和(自身を除く): 17452150

約数列:

[1, 2, 5, 10, 25, 50, 191, 382, 955, 1910, 2099, 4198, 4775, 9550, 10495, 20990, 52475, 104950, 400909, 801818, 2004545, 4009090, 10022725, 20045450]

約数ペア:

[(1, 20045450), (2, 10022725), (5, 4009090), (10, 2004545), (25, 801818), (50, 400909), (191, 104950), (382, 52475), (955, 20990), (1910, 10495), (2099, 9550), (4198, 4775)]