21942080

素因数分解:

$2^6\times 5^1\times {\mathrm{191}}^1\times {\mathrm{359}}^1$

素因数の和:567

約数の個数: 56

約数和(自身を含む): 52669440

約数和(自身を除く): 30727360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 191, 320, 359, 382, 718, 764, 955, 1436, 1528, 1795, 1910, 2872, 3056, 3590, 3820, 5744, 6112, 7180, 7640, 11488, 12224, 14360, 15280, 22976, 28720, 30560, 57440, 61120, 68569, 114880, 137138, 274276, 342845, 548552, 685690, 1097104, 1371380, 2194208, 2742760, 4388416, 5485520, 10971040, 21942080]

約数ペア:

[(1, 21942080), (2, 10971040), (4, 5485520), (5, 4388416), (8, 2742760), (10, 2194208), (16, 1371380), (20, 1097104), (32, 685690), (40, 548552), (64, 342845), (80, 274276), (160, 137138), (191, 114880), (320, 68569), (359, 61120), (382, 57440), (718, 30560), (764, 28720), (955, 22976), (1436, 15280), (1528, 14360), (1795, 12224), (1910, 11488), (2872, 7640), (3056, 7180), (3590, 6112), (3820, 5744)]