79712980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{209771}}^1$

素因数の和:209799

約数の個数: 24

約数和(自身を含む): 176208480

約数和(自身を除く): 96495500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 209771, 419542, 839084, 1048855, 2097710, 3985649, 4195420, 7971298, 15942596, 19928245, 39856490, 79712980]

約数ペア:

[(1, 79712980), (2, 39856490), (4, 19928245), (5, 15942596), (10, 7971298), (19, 4195420), (20, 3985649), (38, 2097710), (76, 1048855), (95, 839084), (190, 419542), (380, 209771)]