890334140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1935509}}^1$

素因数の和:1935541

約数の個数: 24

約数和(自身を含む): 1950994080

約数和(自身を除く): 1060659940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1935509, 3871018, 7742036, 9677545, 19355090, 38710180, 44516707, 89033414, 178066828, 222583535, 445167070, 890334140]

約数ペア:

[(1, 890334140), (2, 445167070), (4, 222583535), (5, 178066828), (10, 89033414), (20, 44516707), (23, 38710180), (46, 19355090), (92, 9677545), (115, 7742036), (230, 3871018), (460, 1935509)]