964845520

素因数分解:

$2^4\times 5^1\times {\mathrm{12060569}}^1$

素因数の和:12060582

約数の個数: 20

約数和(自身を含む): 2243266020

約数和(自身を除く): 1278420500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12060569, 24121138, 48242276, 60302845, 96484552, 120605690, 192969104, 241211380, 482422760, 964845520]

約数ペア:

[(1, 964845520), (2, 482422760), (4, 241211380), (5, 192969104), (8, 120605690), (10, 96484552), (16, 60302845), (20, 48242276), (40, 24121138), (80, 12060569)]