1478680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5281}}^1$

素因数の和:5299

約数の個数: 32

約数和(自身を含む): 3803040

約数和(自身を除く): 2324360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5281, 10562, 21124, 26405, 36967, 42248, 52810, 73934, 105620, 147868, 184835, 211240, 295736, 369670, 739340, 1478680]

約数ペア:

[(1, 1478680), (2, 739340), (4, 369670), (5, 295736), (7, 211240), (8, 184835), (10, 147868), (14, 105620), (20, 73934), (28, 52810), (35, 42248), (40, 36967), (56, 26405), (70, 21124), (140, 10562), (280, 5281)]