8202440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4363}}^1$

素因数の和:4421

約数の個数: 32

約数和(自身を含む): 18852480

約数和(自身を除く): 10650040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 4363, 8726, 17452, 21815, 34904, 43630, 87260, 174520, 205061, 410122, 820244, 1025305, 1640488, 2050610, 4101220, 8202440]

約数ペア:

[(1, 8202440), (2, 4101220), (4, 2050610), (5, 1640488), (8, 1025305), (10, 820244), (20, 410122), (40, 205061), (47, 174520), (94, 87260), (188, 43630), (235, 34904), (376, 21815), (470, 17452), (940, 8726), (1880, 4363)]