2857505320

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{229703}}^1$

素因数の和:230025

約数の個数: 32

約数和(自身を含む): 6450088320

約数和(自身を除く): 3592583000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 229703, 459406, 918812, 1148515, 1837624, 2297030, 4594060, 9188120, 71437633, 142875266, 285750532, 357188165, 571501064, 714376330, 1428752660, 2857505320]

約数ペア:

[(1, 2857505320), (2, 1428752660), (4, 714376330), (5, 571501064), (8, 357188165), (10, 285750532), (20, 142875266), (40, 71437633), (311, 9188120), (622, 4594060), (1244, 2297030), (1555, 1837624), (2488, 1148515), (3110, 918812), (6220, 459406), (12440, 229703)]