202570647560

素因数分解:

$2^3\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{2535937}}^1$

素因数の和:2537945

約数の個数: 32

約数和(自身を含む): 456012371160

約数和(自身を除く): 253441723600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1997, 3994, 7988, 9985, 15976, 19970, 39940, 79880, 2535937, 5071874, 10143748, 12679685, 20287496, 25359370, 50718740, 101437480, 5064266189, 10128532378, 20257064756, 25321330945, 40514129512, 50642661890, 101285323780, 202570647560]

約数ペア:

[(1, 202570647560), (2, 101285323780), (4, 50642661890), (5, 40514129512), (8, 25321330945), (10, 20257064756), (20, 10128532378), (40, 5064266189), (1997, 101437480), (3994, 50718740), (7988, 25359370), (9985, 20287496), (15976, 12679685), (19970, 10143748), (39940, 5071874), (79880, 2535937)]