28482320

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{811}}^1$

素因数の和:1263

約数の個数: 40

約数和(自身を含む): 66454080

約数和(自身を除く): 37971760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 811, 878, 1622, 1756, 2195, 3244, 3512, 4055, 4390, 6488, 7024, 8110, 8780, 12976, 16220, 17560, 32440, 35120, 64880, 356029, 712058, 1424116, 1780145, 2848232, 3560290, 5696464, 7120580, 14241160, 28482320]

約数ペア:

[(1, 28482320), (2, 14241160), (4, 7120580), (5, 5696464), (8, 3560290), (10, 2848232), (16, 1780145), (20, 1424116), (40, 712058), (80, 356029), (439, 64880), (811, 35120), (878, 32440), (1622, 17560), (1756, 16220), (2195, 12976), (3244, 8780), (3512, 8110), (4055, 7024), (4390, 6488)]