11712080

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:815

約数の個数: 40

約数和(自身を含む): 27379944

約数和(自身を除く): 15667864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 521, 562, 1042, 1124, 1405, 2084, 2248, 2605, 2810, 4168, 4496, 5210, 5620, 8336, 10420, 11240, 20840, 22480, 41680, 146401, 292802, 585604, 732005, 1171208, 1464010, 2342416, 2928020, 5856040, 11712080]

約数ペア:

[(1, 11712080), (2, 5856040), (4, 2928020), (5, 2342416), (8, 1464010), (10, 1171208), (16, 732005), (20, 585604), (40, 292802), (80, 146401), (281, 41680), (521, 22480), (562, 20840), (1042, 11240), (1124, 10420), (1405, 8336), (2084, 5620), (2248, 5210), (2605, 4496), (2810, 4168)]