12212220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5501}}^1$

素因数の和:5550

約数の個数: 48

約数和(自身を含む): 35124768

約数和(自身を除く): 22912548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 5501, 11002, 16503, 22004, 27505, 33006, 55010, 66012, 82515, 110020, 165030, 203537, 330060, 407074, 610611, 814148, 1017685, 1221222, 2035370, 2442444, 3053055, 4070740, 6106110, 12212220]

約数ペア:

[(1, 12212220), (2, 6106110), (3, 4070740), (4, 3053055), (5, 2442444), (6, 2035370), (10, 1221222), (12, 1017685), (15, 814148), (20, 610611), (30, 407074), (37, 330060), (60, 203537), (74, 165030), (111, 110020), (148, 82515), (185, 66012), (222, 55010), (370, 33006), (444, 27505), (555, 22004), (740, 16503), (1110, 11002), (2220, 5501)]