40265080

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2293}}^1$

素因数の和:2743

約数の個数: 32

約数和(自身を含む): 90842400

約数和(自身を除く): 50577320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 2293, 3512, 4390, 4586, 8780, 9172, 11465, 17560, 18344, 22930, 45860, 91720, 1006627, 2013254, 4026508, 5033135, 8053016, 10066270, 20132540, 40265080]

約数ペア:

[(1, 40265080), (2, 20132540), (4, 10066270), (5, 8053016), (8, 5033135), (10, 4026508), (20, 2013254), (40, 1006627), (439, 91720), (878, 45860), (1756, 22930), (2195, 18344), (2293, 17560), (3512, 11465), (4390, 9172), (4586, 8780)]