4642960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{8291}}^1$

素因数の和:8311

約数の個数: 40

約数和(自身を含む): 12338496

約数和(自身を除く): 7695536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 8291, 16582, 33164, 41455, 58037, 66328, 82910, 116074, 132656, 165820, 232148, 290185, 331640, 464296, 580370, 663280, 928592, 1160740, 2321480, 4642960]

約数ペア:

[(1, 4642960), (2, 2321480), (4, 1160740), (5, 928592), (7, 663280), (8, 580370), (10, 464296), (14, 331640), (16, 290185), (20, 232148), (28, 165820), (35, 132656), (40, 116074), (56, 82910), (70, 66328), (80, 58037), (112, 41455), (140, 33164), (280, 16582), (560, 8291)]