16326640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18553}}^1$

素因数の和:18577

約数の個数: 40

約数和(自身を含む): 41412528

約数和(自身を除く): 25085888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 18553, 37106, 74212, 92765, 148424, 185530, 204083, 296848, 371060, 408166, 742120, 816332, 1020415, 1484240, 1632664, 2040830, 3265328, 4081660, 8163320, 16326640]

約数ペア:

[(1, 16326640), (2, 8163320), (4, 4081660), (5, 3265328), (8, 2040830), (10, 1632664), (11, 1484240), (16, 1020415), (20, 816332), (22, 742120), (40, 408166), (44, 371060), (55, 296848), (80, 204083), (88, 185530), (110, 148424), (176, 92765), (220, 74212), (440, 37106), (880, 18553)]