212399440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241363}}^1$

素因数の和:241387

約数の個数: 40

約数和(自身を含む): 538724448

約数和(自身を除く): 326325008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 241363, 482726, 965452, 1206815, 1930904, 2413630, 2654993, 3861808, 4827260, 5309986, 9654520, 10619972, 13274965, 19309040, 21239944, 26549930, 42479888, 53099860, 106199720, 212399440]

約数ペア:

[(1, 212399440), (2, 106199720), (4, 53099860), (5, 42479888), (8, 26549930), (10, 21239944), (11, 19309040), (16, 13274965), (20, 10619972), (22, 9654520), (40, 5309986), (44, 4827260), (55, 3861808), (80, 2654993), (88, 2413630), (110, 1930904), (176, 1206815), (220, 965452), (440, 482726), (880, 241363)]