7300820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 16465680

約数和(自身を除く): 9164860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 197, 218, 340, 394, 436, 545, 788, 985, 1090, 1853, 1970, 2180, 3349, 3706, 3940, 6698, 7412, 9265, 13396, 16745, 18530, 21473, 33490, 37060, 42946, 66980, 85892, 107365, 214730, 365041, 429460, 730082, 1460164, 1825205, 3650410, 7300820]

約数ペア:

[(1, 7300820), (2, 3650410), (4, 1825205), (5, 1460164), (10, 730082), (17, 429460), (20, 365041), (34, 214730), (68, 107365), (85, 85892), (109, 66980), (170, 42946), (197, 37060), (218, 33490), (340, 21473), (394, 18530), (436, 16745), (545, 13396), (788, 9265), (985, 7412), (1090, 6698), (1853, 3940), (1970, 3706), (2180, 3349)]