201650840

素因数分解:

$2^3\times 5^1\times {\mathrm{5041271}}^1$

素因数の和:5041282

約数の個数: 16

約数和(自身を含む): 453714480

約数和(自身を除く): 252063640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5041271, 10082542, 20165084, 25206355, 40330168, 50412710, 100825420, 201650840]

約数ペア:

[(1, 201650840), (2, 100825420), (4, 50412710), (5, 40330168), (8, 25206355), (10, 20165084), (20, 10082542), (40, 5041271)]