56537140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3253}}^1$

素因数の和:3352

約数の個数: 48

約数和(自身を含む): 131201280

約数和(自身を除く): 74664140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3253, 3476, 4345, 6506, 8690, 13012, 16265, 17380, 32530, 35783, 65060, 71566, 143132, 178915, 256987, 357830, 513974, 715660, 1027948, 1284935, 2569870, 2826857, 5139740, 5653714, 11307428, 14134285, 28268570, 56537140]

約数ペア:

[(1, 56537140), (2, 28268570), (4, 14134285), (5, 11307428), (10, 5653714), (11, 5139740), (20, 2826857), (22, 2569870), (44, 1284935), (55, 1027948), (79, 715660), (110, 513974), (158, 357830), (220, 256987), (316, 178915), (395, 143132), (790, 71566), (869, 65060), (1580, 35783), (1738, 32530), (3253, 17380), (3476, 16265), (4345, 13012), (6506, 8690)]