204397630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{63281}}^1$

素因数の和:63324

約数の個数: 32

約数和(自身を含む): 410067360

約数和(自身を除く): 205669730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 63281, 126562, 316405, 632810, 1075777, 1202339, 2151554, 2404678, 5378885, 6011695, 10757770, 12023390, 20439763, 40879526, 102198815, 204397630]

約数ペア:

[(1, 204397630), (2, 102198815), (5, 40879526), (10, 20439763), (17, 12023390), (19, 10757770), (34, 6011695), (38, 5378885), (85, 2404678), (95, 2151554), (170, 1202339), (190, 1075777), (323, 632810), (646, 316405), (1615, 126562), (3230, 63281)]