3956820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{9421}}^1$

素因数の和:9440

約数の個数: 48

約数和(自身を含む): 12663168

約数和(自身を除く): 8706348

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, 9421, 18842, 28263, 37684, 47105, 56526, 65947, 94210, 113052, 131894, 141315, 188420, 197841, 263788, 282630, 329735, 395682, 565260, 659470, 791364, 989205, 1318940, 1978410, 3956820]

約数ペア:

[(1, 3956820), (2, 1978410), (3, 1318940), (4, 989205), (5, 791364), (6, 659470), (7, 565260), (10, 395682), (12, 329735), (14, 282630), (15, 263788), (20, 197841), (21, 188420), (28, 141315), (30, 131894), (35, 113052), (42, 94210), (60, 65947), (70, 56526), (84, 47105), (105, 37684), (140, 28263), (210, 18842), (420, 9421)]