79442620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{47857}}^1$

素因数の和:47949

約数の個数: 24

約数和(自身を含む): 168843024

約数和(自身を除く): 89400404

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 47857, 95714, 191428, 239285, 478570, 957140, 3972131, 7944262, 15888524, 19860655, 39721310, 79442620]

約数ペア:

[(1, 79442620), (2, 39721310), (4, 19860655), (5, 15888524), (10, 7944262), (20, 3972131), (83, 957140), (166, 478570), (332, 239285), (415, 191428), (830, 95714), (1660, 47857)]