20648850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{137659}}^1$

素因数の和:137674

約数の個数: 24

約数和(自身を含む): 51209520

約数和(自身を除く): 30560670

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 137659, 275318, 412977, 688295, 825954, 1376590, 2064885, 3441475, 4129770, 6882950, 10324425, 20648850]

約数ペア:

[(1, 20648850), (2, 10324425), (3, 6882950), (5, 4129770), (6, 3441475), (10, 2064885), (15, 1376590), (25, 825954), (30, 688295), (50, 412977), (75, 275318), (150, 137659)]