3972440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2113}}^1$

素因数の和:2171

約数の個数: 32

約数和(自身を含む): 9132480

約数和(自身を除く): 5160040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 2113, 4226, 8452, 10565, 16904, 21130, 42260, 84520, 99311, 198622, 397244, 496555, 794488, 993110, 1986220, 3972440]

約数ペア:

[(1, 3972440), (2, 1986220), (4, 993110), (5, 794488), (8, 496555), (10, 397244), (20, 198622), (40, 99311), (47, 84520), (94, 42260), (188, 21130), (235, 16904), (376, 10565), (470, 8452), (940, 4226), (1880, 2113)]