1240960040

素因数分解:

$2^3\times 5^1\times {\mathrm{31024001}}^1$

素因数の和:31024012

約数の個数: 16

約数和(自身を含む): 2792160180

約数和(自身を除く): 1551200140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 31024001, 62048002, 124096004, 155120005, 248192008, 310240010, 620480020, 1240960040]

約数ペア:

[(1, 1240960040), (2, 620480020), (4, 310240010), (5, 248192008), (8, 155120005), (10, 124096004), (20, 62048002), (40, 31024001)]