3978660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{9473}}^1$

素因数の和:9492

約数の個数: 48

約数和(自身を含む): 12733056

約数和(自身を除く): 8754396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 9473, 18946, 28419, 37892, 47365, 56838, 66311, 94730, 113676, 132622, 142095, 189460, 198933, 265244, 284190, 331555, 397866, 568380, 663110, 795732, 994665, 1326220, 1989330, 3978660]

約数ペア:

[(1, 3978660), (2, 1989330), (3, 1326220), (4, 994665), (5, 795732), (6, 663110), (7, 568380), (10, 397866), (12, 331555), (14, 284190), (15, 265244), (20, 198933), (21, 189460), (28, 142095), (30, 132622), (35, 113676), (42, 94730), (60, 66311), (70, 56838), (84, 47365), (105, 37892), (140, 28419), (210, 18946), (420, 9473)]