31080560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{55501}}^1$

素因数の和:55521

約数の個数: 40

約数和(自身を含む): 82586976

約数和(自身を除く): 51506416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 55501, 111002, 222004, 277505, 388507, 444008, 555010, 777014, 888016, 1110020, 1554028, 1942535, 2220040, 3108056, 3885070, 4440080, 6216112, 7770140, 15540280, 31080560]

約数ペア:

[(1, 31080560), (2, 15540280), (4, 7770140), (5, 6216112), (7, 4440080), (8, 3885070), (10, 3108056), (14, 2220040), (16, 1942535), (20, 1554028), (28, 1110020), (35, 888016), (40, 777014), (56, 555010), (70, 444008), (80, 388507), (112, 277505), (140, 222004), (280, 111002), (560, 55501)]