11998120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15787}}^1$

素因数の和:15817

約数の個数: 32

約数和(自身を含む): 28418400

約数和(自身を除く): 16420280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 15787, 31574, 63148, 78935, 126296, 157870, 299953, 315740, 599906, 631480, 1199812, 1499765, 2399624, 2999530, 5999060, 11998120]

約数ペア:

[(1, 11998120), (2, 5999060), (4, 2999530), (5, 2399624), (8, 1499765), (10, 1199812), (19, 631480), (20, 599906), (38, 315740), (40, 299953), (76, 157870), (95, 126296), (152, 78935), (190, 63148), (380, 31574), (760, 15787)]