123841480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{442291}}^1$

素因数の和:442309

約数の個数: 32

約数和(自身を含む): 318450240

約数和(自身を除く): 194608760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 442291, 884582, 1769164, 2211455, 3096037, 3538328, 4422910, 6192074, 8845820, 12384148, 15480185, 17691640, 24768296, 30960370, 61920740, 123841480]

約数ペア:

[(1, 123841480), (2, 61920740), (4, 30960370), (5, 24768296), (7, 17691640), (8, 15480185), (10, 12384148), (14, 8845820), (20, 6192074), (28, 4422910), (35, 3538328), (40, 3096037), (56, 2211455), (70, 1769164), (140, 884582), (280, 442291)]