2138460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 6199200

約数和(自身を除く): 4060740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1229, 1740, 2458, 3687, 4916, 6145, 7374, 12290, 14748, 18435, 24580, 35641, 36870, 71282, 73740, 106923, 142564, 178205, 213846, 356410, 427692, 534615, 712820, 1069230, 2138460]

約数ペア:

[(1, 2138460), (2, 1069230), (3, 712820), (4, 534615), (5, 427692), (6, 356410), (10, 213846), (12, 178205), (15, 142564), (20, 106923), (29, 73740), (30, 71282), (58, 36870), (60, 35641), (87, 24580), (116, 18435), (145, 14748), (174, 12290), (290, 7374), (348, 6145), (435, 4916), (580, 3687), (870, 2458), (1229, 1740)]