40399610

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139309}}^1$

素因数の和:139345

約数の個数: 16

約数和(自身を含む): 75227400

約数和(自身を除く): 34827790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 139309, 278618, 696545, 1393090, 4039961, 8079922, 20199805, 40399610]

約数ペア:

[(1, 40399610), (2, 20199805), (5, 8079922), (10, 4039961), (29, 1393090), (58, 696545), (145, 278618), (290, 139309)]