89285840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{22777}}^1$

素因数の和:22804

約数の個数: 60

約数和(自身を含む): 241492356

約数和(自身を除く): 152206516

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 22777, 45554, 91108, 113885, 159439, 182216, 227770, 318878, 364432, 455540, 637756, 797195, 911080, 1116073, 1275512, 1594390, 1822160, 2232146, 2551024, 3188780, 4464292, 5580365, 6377560, 8928584, 11160730, 12755120, 17857168, 22321460, 44642920, 89285840]

約数ペア:

[(1, 89285840), (2, 44642920), (4, 22321460), (5, 17857168), (7, 12755120), (8, 11160730), (10, 8928584), (14, 6377560), (16, 5580365), (20, 4464292), (28, 3188780), (35, 2551024), (40, 2232146), (49, 1822160), (56, 1594390), (70, 1275512), (80, 1116073), (98, 911080), (112, 797195), (140, 637756), (196, 455540), (245, 364432), (280, 318878), (392, 227770), (490, 182216), (560, 159439), (784, 113885), (980, 91108), (1960, 45554), (3920, 22777)]