8120020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10973}}^1$

素因数の和:11019

約数の個数: 24

約数和(自身を含む): 17514504

約数和(自身を除く): 9394484

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 10973, 21946, 43892, 54865, 109730, 219460, 406001, 812002, 1624004, 2030005, 4060010, 8120020]

約数ペア:

[(1, 8120020), (2, 4060010), (4, 2030005), (5, 1624004), (10, 812002), (20, 406001), (37, 219460), (74, 109730), (148, 54865), (185, 43892), (370, 21946), (740, 10973)]