422960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:341

約数の個数: 40

約数和(自身を含む): 1044576

約数和(自身を除く): 621616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 311, 340, 622, 680, 1244, 1360, 1555, 2488, 3110, 4976, 5287, 6220, 10574, 12440, 21148, 24880, 26435, 42296, 52870, 84592, 105740, 211480, 422960]

約数ペア:

[(1, 422960), (2, 211480), (4, 105740), (5, 84592), (8, 52870), (10, 42296), (16, 26435), (17, 24880), (20, 21148), (34, 12440), (40, 10574), (68, 6220), (80, 5287), (85, 4976), (136, 3110), (170, 2488), (272, 1555), (311, 1360), (340, 1244), (622, 680)]