7770140

素因数分解:

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

素因数の和:55517

約数の個数: 24

約数和(自身を含む): 18648672

約数和(自身を除く): 10878532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 55501, 111002, 222004, 277505, 388507, 555010, 777014, 1110020, 1554028, 1942535, 3885070, 7770140]

約数ペア:

[(1, 7770140), (2, 3885070), (4, 1942535), (5, 1554028), (7, 1110020), (10, 777014), (14, 555010), (20, 388507), (28, 277505), (35, 222004), (70, 111002), (140, 55501)]