4561980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 12888960

約数和(自身を除く): 8326980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 547, 556, 695, 834, 1094, 1390, 1641, 1668, 2085, 2188, 2735, 2780, 3282, 4170, 5470, 6564, 8205, 8340, 10940, 16410, 32820, 76033, 152066, 228099, 304132, 380165, 456198, 760330, 912396, 1140495, 1520660, 2280990, 4561980]

約数ペア:

[(1, 4561980), (2, 2280990), (3, 1520660), (4, 1140495), (5, 912396), (6, 760330), (10, 456198), (12, 380165), (15, 304132), (20, 228099), (30, 152066), (60, 76033), (139, 32820), (278, 16410), (417, 10940), (547, 8340), (556, 8205), (695, 6564), (834, 5470), (1094, 4170), (1390, 3282), (1641, 2780), (1668, 2735), (2085, 2188)]