202019080

素因数分解:

$2^3\times 5^1\times {\mathrm{5050477}}^1$

素因数の和:5050488

約数の個数: 16

約数和(自身を含む): 454543020

約数和(自身を除く): 252523940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5050477, 10100954, 20201908, 25252385, 40403816, 50504770, 101009540, 202019080]

約数ペア:

[(1, 202019080), (2, 101009540), (4, 50504770), (5, 40403816), (8, 25252385), (10, 20201908), (20, 10100954), (40, 5050477)]