9866140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8087}}^1$

素因数の和:8157

約数の個数: 24

約数和(自身を含む): 21061152

約数和(自身を除く): 11195012

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 8087, 16174, 32348, 40435, 80870, 161740, 493307, 986614, 1973228, 2466535, 4933070, 9866140]

約数ペア:

[(1, 9866140), (2, 4933070), (4, 2466535), (5, 1973228), (10, 986614), (20, 493307), (61, 161740), (122, 80870), (244, 40435), (305, 32348), (610, 16174), (1220, 8087)]