82227280

素因数分解:

$2^4\times 5^1\times {\mathrm{1027841}}^1$

素因数の和:1027854

約数の個数: 20

約数和(自身を含む): 191178612

約数和(自身を除く): 108951332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1027841, 2055682, 4111364, 5139205, 8222728, 10278410, 16445456, 20556820, 41113640, 82227280]

約数ペア:

[(1, 82227280), (2, 41113640), (4, 20556820), (5, 16445456), (8, 10278410), (10, 8222728), (16, 5139205), (20, 4111364), (40, 2055682), (80, 1027841)]