12339740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4639}}^1$

素因数の和:4674

約数の個数: 48

約数和(自身を含む): 31180800

約数和(自身を除く): 18841060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 4639, 9278, 18556, 23195, 32473, 46390, 64946, 88141, 92780, 129892, 162365, 176282, 324730, 352564, 440705, 616987, 649460, 881410, 1233974, 1762820, 2467948, 3084935, 6169870, 12339740]

約数ペア:

[(1, 12339740), (2, 6169870), (4, 3084935), (5, 2467948), (7, 1762820), (10, 1233974), (14, 881410), (19, 649460), (20, 616987), (28, 440705), (35, 352564), (38, 324730), (70, 176282), (76, 162365), (95, 129892), (133, 92780), (140, 88141), (190, 64946), (266, 46390), (380, 32473), (532, 23195), (665, 18556), (1330, 9278), (2660, 4639)]