20120844320

素因数分解:

$2^5\times 5^1\times {\mathrm{125755277}}^1$

素因数の和:125755292

約数の個数: 24

約数和(自身を含む): 47535495084

約数和(自身を除く): 27414650764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 125755277, 251510554, 503021108, 628776385, 1006042216, 1257552770, 2012084432, 2515105540, 4024168864, 5030211080, 10060422160, 20120844320]

約数ペア:

[(1, 20120844320), (2, 10060422160), (4, 5030211080), (5, 4024168864), (8, 2515105540), (10, 2012084432), (16, 1257552770), (20, 1006042216), (32, 628776385), (40, 503021108), (80, 251510554), (160, 125755277)]