40345306

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{1409}}^1$

素因数の和:1653

約数の個数: 16

約数和(自身を含む): 61588800

約数和(自身を除く): 21243494

約数列:

[1, 2, 103, 139, 206, 278, 1409, 2818, 14317, 28634, 145127, 195851, 290254, 391702, 20172653, 40345306]

約数ペア:

[(1, 40345306), (2, 20172653), (103, 391702), (139, 290254), (206, 195851), (278, 145127), (1409, 28634), (2818, 14317)]