3928420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1907}}^1$

素因数の和:2019

約数の個数: 24

約数和(自身を含む): 8334144

約数和(自身を除く): 4405724

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 1907, 2060, 3814, 7628, 9535, 19070, 38140, 196421, 392842, 785684, 982105, 1964210, 3928420]

約数ペア:

[(1, 3928420), (2, 1964210), (4, 982105), (5, 785684), (10, 392842), (20, 196421), (103, 38140), (206, 19070), (412, 9535), (515, 7628), (1030, 3814), (1907, 2060)]