20120457870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1500407}}^1$

素因数の和:1500569

約数の個数: 48

約数和(自身を含む): 52664320800

約数和(自身を除く): 32543862930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1490, 2235, 2682, 4470, 6705, 13410, 1500407, 3000814, 4501221, 7502035, 9002442, 13503663, 15004070, 22506105, 27007326, 45012210, 67518315, 135036630, 223560643, 447121286, 670681929, 1117803215, 1341363858, 2012045787, 2235606430, 3353409645, 4024091574, 6706819290, 10060228935, 20120457870]

約数ペア:

[(1, 20120457870), (2, 10060228935), (3, 6706819290), (5, 4024091574), (6, 3353409645), (9, 2235606430), (10, 2012045787), (15, 1341363858), (18, 1117803215), (30, 670681929), (45, 447121286), (90, 223560643), (149, 135036630), (298, 67518315), (447, 45012210), (745, 27007326), (894, 22506105), (1341, 15004070), (1490, 13503663), (2235, 9002442), (2682, 7502035), (4470, 4501221), (6705, 3000814), (13410, 1500407)]