28884080

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2087}}^1$

素因数の和:2273

約数の個数: 40

約数和(自身を含む): 67576032

約数和(自身を除く): 38691952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2087, 2768, 3460, 4174, 6920, 8348, 10435, 13840, 16696, 20870, 33392, 41740, 83480, 166960, 361051, 722102, 1444204, 1805255, 2888408, 3610510, 5776816, 7221020, 14442040, 28884080]

約数ペア:

[(1, 28884080), (2, 14442040), (4, 7221020), (5, 5776816), (8, 3610510), (10, 2888408), (16, 1805255), (20, 1444204), (40, 722102), (80, 361051), (173, 166960), (346, 83480), (692, 41740), (865, 33392), (1384, 20870), (1730, 16696), (2087, 13840), (2768, 10435), (3460, 8348), (4174, 6920)]