4390880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2111}}^1$

素因数の和:2139

約数の個数: 48

約数和(自身を含む): 11176704

約数和(自身を除く): 6785824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 2111, 4222, 8444, 10555, 16888, 21110, 27443, 33776, 42220, 54886, 67552, 84440, 109772, 137215, 168880, 219544, 274430, 337760, 439088, 548860, 878176, 1097720, 2195440, 4390880]

約数ペア:

[(1, 4390880), (2, 2195440), (4, 1097720), (5, 878176), (8, 548860), (10, 439088), (13, 337760), (16, 274430), (20, 219544), (26, 168880), (32, 137215), (40, 109772), (52, 84440), (65, 67552), (80, 54886), (104, 42220), (130, 33776), (160, 27443), (208, 21110), (260, 16888), (416, 10555), (520, 8444), (1040, 4222), (2080, 2111)]