83820080

素因数分解:

$2^4\times 5^1\times {\mathrm{1047751}}^1$

素因数の和:1047764

約数の個数: 20

約数和(自身を含む): 194881872

約数和(自身を除く): 111061792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1047751, 2095502, 4191004, 5238755, 8382008, 10477510, 16764016, 20955020, 41910040, 83820080]

約数ペア:

[(1, 83820080), (2, 41910040), (4, 20955020), (5, 16764016), (8, 10477510), (10, 8382008), (16, 5238755), (20, 4191004), (40, 2095502), (80, 1047751)]