20121097860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111783877}}^1$

素因数の和:111783892

約数の個数: 36

約数和(自身を含む): 61033997388

約数和(自身を除く): 40912899528

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111783877, 223567754, 335351631, 447135508, 558919385, 670703262, 1006054893, 1117838770, 1341406524, 1676758155, 2012109786, 2235677540, 3353516310, 4024219572, 5030274465, 6707032620, 10060548930, 20121097860]

約数ペア:

[(1, 20121097860), (2, 10060548930), (3, 6707032620), (4, 5030274465), (5, 4024219572), (6, 3353516310), (9, 2235677540), (10, 2012109786), (12, 1676758155), (15, 1341406524), (18, 1117838770), (20, 1006054893), (30, 670703262), (36, 558919385), (45, 447135508), (60, 335351631), (90, 223567754), (180, 111783877)]