42998980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25903}}^1$

素因数の和:25995

約数の個数: 24

約数和(自身を含む): 91389312

約数和(自身を除く): 48390332

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 25903, 51806, 103612, 129515, 259030, 518060, 2149949, 4299898, 8599796, 10749745, 21499490, 42998980]

約数ペア:

[(1, 42998980), (2, 21499490), (4, 10749745), (5, 8599796), (10, 4299898), (20, 2149949), (83, 518060), (166, 259030), (332, 129515), (415, 103612), (830, 51806), (1660, 25903)]