140008040

素因数分解:

$2^3\times 5^1\times {\mathrm{3500201}}^1$

素因数の和:3500212

約数の個数: 16

約数和(自身を含む): 315018180

約数和(自身を除く): 175010140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3500201, 7000402, 14000804, 17501005, 28001608, 35002010, 70004020, 140008040]

約数ペア:

[(1, 140008040), (2, 70004020), (4, 35002010), (5, 28001608), (8, 17501005), (10, 14000804), (20, 7000402), (40, 3500201)]