206327440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{234463}}^1$

素因数の和:234487

約数の個数: 40

約数和(自身を含む): 523323648

約数和(自身を除く): 316996208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 234463, 468926, 937852, 1172315, 1875704, 2344630, 2579093, 3751408, 4689260, 5158186, 9378520, 10316372, 12895465, 18757040, 20632744, 25790930, 41265488, 51581860, 103163720, 206327440]

約数ペア:

[(1, 206327440), (2, 103163720), (4, 51581860), (5, 41265488), (8, 25790930), (10, 20632744), (11, 18757040), (16, 12895465), (20, 10316372), (22, 9378520), (40, 5158186), (44, 4689260), (55, 3751408), (80, 2579093), (88, 2344630), (110, 1875704), (176, 1172315), (220, 937852), (440, 468926), (880, 234463)]