16636720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 80

約数和(自身を含む): 40979520

約数和(自身を除く): 24342800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 71, 80, 101, 116, 142, 145, 202, 232, 284, 290, 355, 404, 464, 505, 568, 580, 710, 808, 1010, 1136, 1160, 1420, 1616, 2020, 2059, 2320, 2840, 2929, 4040, 4118, 5680, 5858, 7171, 8080, 8236, 10295, 11716, 14342, 14645, 16472, 20590, 23432, 28684, 29290, 32944, 35855, 41180, 46864, 57368, 58580, 71710, 82360, 114736, 117160, 143420, 164720, 207959, 234320, 286840, 415918, 573680, 831836, 1039795, 1663672, 2079590, 3327344, 4159180, 8318360, 16636720]

約数ペア:

[(1, 16636720), (2, 8318360), (4, 4159180), (5, 3327344), (8, 2079590), (10, 1663672), (16, 1039795), (20, 831836), (29, 573680), (40, 415918), (58, 286840), (71, 234320), (80, 207959), (101, 164720), (116, 143420), (142, 117160), (145, 114736), (202, 82360), (232, 71710), (284, 58580), (290, 57368), (355, 46864), (404, 41180), (464, 35855), (505, 32944), (568, 29290), (580, 28684), (710, 23432), (808, 20590), (1010, 16472), (1136, 14645), (1160, 14342), (1420, 11716), (1616, 10295), (2020, 8236), (2059, 8080), (2320, 7171), (2840, 5858), (2929, 5680), (4040, 4118)]