10181920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{9091}}^1$

素因数の和:9113

約数の個数: 48

約数和(自身を含む): 27494208

約数和(自身を除く): 17312288

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, 9091, 18182, 36364, 45455, 63637, 72728, 90910, 127274, 145456, 181820, 254548, 290912, 318185, 363640, 509096, 636370, 727280, 1018192, 1272740, 1454560, 2036384, 2545480, 5090960, 10181920]

約数ペア:

[(1, 10181920), (2, 5090960), (4, 2545480), (5, 2036384), (7, 1454560), (8, 1272740), (10, 1018192), (14, 727280), (16, 636370), (20, 509096), (28, 363640), (32, 318185), (35, 290912), (40, 254548), (56, 181820), (70, 145456), (80, 127274), (112, 90910), (140, 72728), (160, 63637), (224, 45455), (280, 36364), (560, 18182), (1120, 9091)]