4009090

素因数分解:

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

素因数の和:2297

約数の個数: 16

約数和(自身を含む): 7257600

約数和(自身を除く): 3248510

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 2099, 4198, 10495, 20990, 400909, 801818, 2004545, 4009090]

約数ペア:

[(1, 4009090), (2, 2004545), (5, 801818), (10, 400909), (191, 20990), (382, 10495), (955, 4198), (1910, 2099)]