20591700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{68639}}^1$

素因数の和:68656

約数の個数: 36

約数和(自身を含む): 59579520

約数和(自身を除く): 38987820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 68639, 137278, 205917, 274556, 343195, 411834, 686390, 823668, 1029585, 1372780, 1715975, 2059170, 3431950, 4118340, 5147925, 6863900, 10295850, 20591700]

約数ペア:

[(1, 20591700), (2, 10295850), (3, 6863900), (4, 5147925), (5, 4118340), (6, 3431950), (10, 2059170), (12, 1715975), (15, 1372780), (20, 1029585), (25, 823668), (30, 686390), (50, 411834), (60, 343195), (75, 274556), (100, 205917), (150, 137278), (300, 68639)]