8318360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 19828800

約数和(自身を除く): 11510440

約数列:

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

約数ペア:

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