284672020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{347161}}^1$

素因数の和:347211

約数の個数: 24

約数和(自身を含む): 612393768

約数和(自身を除く): 327721748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 347161, 694322, 1388644, 1735805, 3471610, 6943220, 14233601, 28467202, 56934404, 71168005, 142336010, 284672020]

約数ペア:

[(1, 284672020), (2, 142336010), (4, 71168005), (5, 56934404), (10, 28467202), (20, 14233601), (41, 6943220), (82, 3471610), (164, 1735805), (205, 1388644), (410, 694322), (820, 347161)]