13387340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 29366400

約数和(自身を除く): 15979060

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 79, 148, 158, 185, 229, 316, 370, 395, 458, 740, 790, 916, 1145, 1580, 2290, 2923, 4580, 5846, 8473, 11692, 14615, 16946, 18091, 29230, 33892, 36182, 42365, 58460, 72364, 84730, 90455, 169460, 180910, 361820, 669367, 1338734, 2677468, 3346835, 6693670, 13387340]

約数ペア:

[(1, 13387340), (2, 6693670), (4, 3346835), (5, 2677468), (10, 1338734), (20, 669367), (37, 361820), (74, 180910), (79, 169460), (148, 90455), (158, 84730), (185, 72364), (229, 58460), (316, 42365), (370, 36182), (395, 33892), (458, 29230), (740, 18091), (790, 16946), (916, 14615), (1145, 11692), (1580, 8473), (2290, 5846), (2923, 4580)]