20622560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{18413}}^1$

素因数の和:18435

約数の個数: 48

約数和(自身を含む): 55683936

約数和(自身を除く): 35061376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 18413, 36826, 73652, 92065, 128891, 147304, 184130, 257782, 294608, 368260, 515564, 589216, 644455, 736520, 1031128, 1288910, 1473040, 2062256, 2577820, 2946080, 4124512, 5155640, 10311280, 20622560]

約数ペア:

[(1, 20622560), (2, 10311280), (4, 5155640), (5, 4124512), (7, 2946080), (8, 2577820), (10, 2062256), (14, 1473040), (16, 1288910), (20, 1031128), (28, 736520), (32, 644455), (35, 589216), (40, 515564), (56, 368260), (70, 294608), (80, 257782), (112, 184130), (140, 147304), (160, 128891), (224, 92065), (280, 73652), (560, 36826), (1120, 18413)]