6816820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17939}}^1$

素因数の和:17967

約数の個数: 24

約数和(自身を含む): 15069600

約数和(自身を除く): 8252780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 17939, 35878, 71756, 89695, 179390, 340841, 358780, 681682, 1363364, 1704205, 3408410, 6816820]

約数ペア:

[(1, 6816820), (2, 3408410), (4, 1704205), (5, 1363364), (10, 681682), (19, 358780), (20, 340841), (38, 179390), (76, 89695), (95, 71756), (190, 35878), (380, 17939)]