18392480

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 43817760

約数和(自身を除く): 25425280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 827, 1112, 1390, 1654, 2224, 2780, 3308, 4135, 4448, 5560, 6616, 8270, 11120, 13232, 16540, 22240, 26464, 33080, 66160, 114953, 132320, 229906, 459812, 574765, 919624, 1149530, 1839248, 2299060, 3678496, 4598120, 9196240, 18392480]

約数ペア:

[(1, 18392480), (2, 9196240), (4, 4598120), (5, 3678496), (8, 2299060), (10, 1839248), (16, 1149530), (20, 919624), (32, 574765), (40, 459812), (80, 229906), (139, 132320), (160, 114953), (278, 66160), (556, 33080), (695, 26464), (827, 22240), (1112, 16540), (1390, 13232), (1654, 11120), (2224, 8270), (2780, 6616), (3308, 5560), (4135, 4448)]