3825220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5488700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 307, 356, 445, 614, 623, 890, 1228, 1246, 1535, 1780, 2149, 2492, 3070, 3115, 4298, 6140, 6230, 8596, 10745, 12460, 21490, 27323, 42980, 54646, 109292, 136615, 191261, 273230, 382522, 546460, 765044, 956305, 1912610, 3825220]

約数ペア:

[(1, 3825220), (2, 1912610), (4, 956305), (5, 765044), (7, 546460), (10, 382522), (14, 273230), (20, 191261), (28, 136615), (35, 109292), (70, 54646), (89, 42980), (140, 27323), (178, 21490), (307, 12460), (356, 10745), (445, 8596), (614, 6230), (623, 6140), (890, 4298), (1228, 3115), (1246, 3070), (1535, 2492), (1780, 2149)]