7020040

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{787}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 15886080

約数和(自身を除く): 8866040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 787, 892, 1115, 1574, 1784, 2230, 3148, 3935, 4460, 6296, 7870, 8920, 15740, 31480, 175501, 351002, 702004, 877505, 1404008, 1755010, 3510020, 7020040]

約数ペア:

[(1, 7020040), (2, 3510020), (4, 1755010), (5, 1404008), (8, 877505), (10, 702004), (20, 351002), (40, 175501), (223, 31480), (446, 15740), (787, 8920), (892, 7870), (1115, 6296), (1574, 4460), (1784, 3935), (2230, 3148)]