68421920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61091}}^1$

素因数の和:61113

約数の個数: 48

約数和(自身を含む): 184742208

約数和(自身を除く): 116320288

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, 61091, 122182, 244364, 305455, 427637, 488728, 610910, 855274, 977456, 1221820, 1710548, 1954912, 2138185, 2443640, 3421096, 4276370, 4887280, 6842192, 8552740, 9774560, 13684384, 17105480, 34210960, 68421920]

約数ペア:

[(1, 68421920), (2, 34210960), (4, 17105480), (5, 13684384), (7, 9774560), (8, 8552740), (10, 6842192), (14, 4887280), (16, 4276370), (20, 3421096), (28, 2443640), (32, 2138185), (35, 1954912), (40, 1710548), (56, 1221820), (70, 977456), (80, 855274), (112, 610910), (140, 488728), (160, 427637), (224, 305455), (280, 244364), (560, 122182), (1120, 61091)]