201320560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{359501}}^1$

素因数の和:359521

約数の個数: 40

約数和(自身を含む): 534938976

約数和(自身を除く): 333618416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 359501, 719002, 1438004, 1797505, 2516507, 2876008, 3595010, 5033014, 5752016, 7190020, 10066028, 12582535, 14380040, 20132056, 25165070, 28760080, 40264112, 50330140, 100660280, 201320560]

約数ペア:

[(1, 201320560), (2, 100660280), (4, 50330140), (5, 40264112), (7, 28760080), (8, 25165070), (10, 20132056), (14, 14380040), (16, 12582535), (20, 10066028), (28, 7190020), (35, 5752016), (40, 5033014), (56, 3595010), (70, 2876008), (80, 2516507), (112, 1797505), (140, 1438004), (280, 719002), (560, 359501)]