140623120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{159799}}^1$

素因数の和:159823

約数の個数: 40

約数和(自身を含む): 356673600

約数和(自身を除く): 216050480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 159799, 319598, 639196, 798995, 1278392, 1597990, 1757789, 2556784, 3195980, 3515578, 6391960, 7031156, 8788945, 12783920, 14062312, 17577890, 28124624, 35155780, 70311560, 140623120]

約数ペア:

[(1, 140623120), (2, 70311560), (4, 35155780), (5, 28124624), (8, 17577890), (10, 14062312), (11, 12783920), (16, 8788945), (20, 7031156), (22, 6391960), (40, 3515578), (44, 3195980), (55, 2556784), (80, 1757789), (88, 1597990), (110, 1278392), (176, 798995), (220, 639196), (440, 319598), (880, 159799)]