2000405950

素因数分解:

$2^1\times 5^2\times {\mathrm{40008119}}^1$

素因数の和:40008131

約数の個数: 12

約数和(自身を含む): 3720755160

約数和(自身を除く): 1720349210

約数列:

[1, 2, 5, 10, 25, 50, 40008119, 80016238, 200040595, 400081190, 1000202975, 2000405950]

約数ペア:

[(1, 2000405950), (2, 1000202975), (5, 400081190), (10, 200040595), (25, 80016238), (50, 40008119)]