73909780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5227}}^1$

素因数の和:5344

約数の個数: 48

約数和(自身を含む): 179174016

約数和(自身を除く): 105264236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 5227, 7070, 10454, 14140, 20908, 26135, 36589, 52270, 73178, 104540, 146356, 182945, 365890, 527927, 731780, 1055854, 2111708, 2639635, 3695489, 5279270, 7390978, 10558540, 14781956, 18477445, 36954890, 73909780]

約数ペア:

[(1, 73909780), (2, 36954890), (4, 18477445), (5, 14781956), (7, 10558540), (10, 7390978), (14, 5279270), (20, 3695489), (28, 2639635), (35, 2111708), (70, 1055854), (101, 731780), (140, 527927), (202, 365890), (404, 182945), (505, 146356), (707, 104540), (1010, 73178), (1414, 52270), (2020, 36589), (2828, 26135), (3535, 20908), (5227, 14140), (7070, 10454)]