15678910820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{9445127}}^1$

素因数の和:9445219

約数の個数: 24

約数和(自身を含む): 33322411584

約数和(自身を除く): 17643500764

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 9445127, 18890254, 37780508, 47225635, 94451270, 188902540, 783945541, 1567891082, 3135782164, 3919727705, 7839455410, 15678910820]

約数ペア:

[(1, 15678910820), (2, 7839455410), (4, 3919727705), (5, 3135782164), (10, 1567891082), (20, 783945541), (83, 188902540), (166, 94451270), (332, 47225635), (415, 37780508), (830, 18890254), (1660, 9445127)]