200820560

素因数分解:

$2^4\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{2393}}^1$

素因数の和:3455

約数の個数: 40

約数和(自身を含む): 467548200

約数和(自身を除く): 266727640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1049, 2098, 2393, 4196, 4786, 5245, 8392, 9572, 10490, 11965, 16784, 19144, 20980, 23930, 38288, 41960, 47860, 83920, 95720, 191440, 2510257, 5020514, 10041028, 12551285, 20082056, 25102570, 40164112, 50205140, 100410280, 200820560]

約数ペア:

[(1, 200820560), (2, 100410280), (4, 50205140), (5, 40164112), (8, 25102570), (10, 20082056), (16, 12551285), (20, 10041028), (40, 5020514), (80, 2510257), (1049, 191440), (2098, 95720), (2393, 83920), (4196, 47860), (4786, 41960), (5245, 38288), (8392, 23930), (9572, 20980), (10490, 19144), (11965, 16784)]