28094020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34261}}^1$

素因数の和:34311

約数の個数: 24

約数和(自身を含む): 60438168

約数和(自身を除く): 32344148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 34261, 68522, 137044, 171305, 342610, 685220, 1404701, 2809402, 5618804, 7023505, 14047010, 28094020]

約数ペア:

[(1, 28094020), (2, 14047010), (4, 7023505), (5, 5618804), (10, 2809402), (20, 1404701), (41, 685220), (82, 342610), (164, 171305), (205, 137044), (410, 68522), (820, 34261)]