20123691410

素因数分解:

$2^1\times 5^1\times {\mathrm{90529}}^1\times {\mathrm{22229}}^1$

素因数の和:112765

約数の個数: 16

約数和(自身を含む): 36224674200

約数和(自身を除く): 16100982790

約数列:

[1, 2, 5, 10, 22229, 44458, 90529, 111145, 181058, 222290, 452645, 905290, 2012369141, 4024738282, 10061845705, 20123691410]

約数ペア:

[(1, 20123691410), (2, 10061845705), (5, 4024738282), (10, 2012369141), (22229, 905290), (44458, 452645), (90529, 222290), (111145, 181058)]