2181509450

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{715249}}^1$

素因数の和:715322

約数の個数: 24

約数和(自身を含む): 4124131500

約数和(自身を除く): 1942622050

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 715249, 1430498, 3576245, 7152490, 17881225, 35762450, 43630189, 87260378, 218150945, 436301890, 1090754725, 2181509450]

約数ペア:

[(1, 2181509450), (2, 1090754725), (5, 436301890), (10, 218150945), (25, 87260378), (50, 43630189), (61, 35762450), (122, 17881225), (305, 7152490), (610, 3576245), (1525, 1430498), (3050, 715249)]