1761440

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 4241160

約数和(自身を除く): 2479720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 109, 160, 202, 218, 404, 436, 505, 545, 808, 872, 1010, 1090, 1616, 1744, 2020, 2180, 3232, 3488, 4040, 4360, 8080, 8720, 11009, 16160, 17440, 22018, 44036, 55045, 88072, 110090, 176144, 220180, 352288, 440360, 880720, 1761440]

約数ペア:

[(1, 1761440), (2, 880720), (4, 440360), (5, 352288), (8, 220180), (10, 176144), (16, 110090), (20, 88072), (32, 55045), (40, 44036), (80, 22018), (101, 17440), (109, 16160), (160, 11009), (202, 8720), (218, 8080), (404, 4360), (436, 4040), (505, 3488), (545, 3232), (808, 2180), (872, 2020), (1010, 1744), (1090, 1616)]