200903080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{717511}}^1$

素因数の和:717529

約数の個数: 32

約数和(自身を含む): 516608640

約数和(自身を除く): 315705560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 717511, 1435022, 2870044, 3587555, 5022577, 5740088, 7175110, 10045154, 14350220, 20090308, 25112885, 28700440, 40180616, 50225770, 100451540, 200903080]

約数ペア:

[(1, 200903080), (2, 100451540), (4, 50225770), (5, 40180616), (7, 28700440), (8, 25112885), (10, 20090308), (14, 14350220), (20, 10045154), (28, 7175110), (35, 5740088), (40, 5022577), (56, 3587555), (70, 2870044), (140, 1435022), (280, 717511)]