18624160

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2707}}^1$

素因数の和:2765

約数の個数: 48

約数和(自身を含む): 45039456

約数和(自身を除く): 26415296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 2707, 3440, 5414, 6880, 10828, 13535, 21656, 27070, 43312, 54140, 86624, 108280, 116401, 216560, 232802, 433120, 465604, 582005, 931208, 1164010, 1862416, 2328020, 3724832, 4656040, 9312080, 18624160]

約数ペア:

[(1, 18624160), (2, 9312080), (4, 4656040), (5, 3724832), (8, 2328020), (10, 1862416), (16, 1164010), (20, 931208), (32, 582005), (40, 465604), (43, 433120), (80, 232802), (86, 216560), (160, 116401), (172, 108280), (215, 86624), (344, 54140), (430, 43312), (688, 27070), (860, 21656), (1376, 13535), (1720, 10828), (2707, 6880), (3440, 5414)]