8314220140

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1047131}}^1$

素因数の和:1047537

約数の個数: 24

約数和(自身を含む): 17503858512

約数和(自身を除く): 9189638372

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 1047131, 2094262, 4188524, 5235655, 10471310, 20942620, 415711007, 831422014, 1662844028, 2078555035, 4157110070, 8314220140]

約数ペア:

[(1, 8314220140), (2, 4157110070), (4, 2078555035), (5, 1662844028), (10, 831422014), (20, 415711007), (397, 20942620), (794, 10471310), (1588, 5235655), (1985, 4188524), (3970, 2094262), (7940, 1047131)]