2931380

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1423}}^1$

素因数の和:1535

約数の個数: 24

約数和(自身を含む): 6220032

約数和(自身を除く): 3288652

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 1423, 2060, 2846, 5692, 7115, 14230, 28460, 146569, 293138, 586276, 732845, 1465690, 2931380]

約数ペア:

[(1, 2931380), (2, 1465690), (4, 732845), (5, 586276), (10, 293138), (20, 146569), (103, 28460), (206, 14230), (412, 7115), (515, 5692), (1030, 2846), (1423, 2060)]