3490180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1601}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 7401240

約数和(自身を除く): 3911060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1601, 2180, 3202, 6404, 8005, 16010, 32020, 174509, 349018, 698036, 872545, 1745090, 3490180]

約数ペア:

[(1, 3490180), (2, 1745090), (4, 872545), (5, 698036), (10, 349018), (20, 174509), (109, 32020), (218, 16010), (436, 8005), (545, 6404), (1090, 3202), (1601, 2180)]