1985590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 3810240

約数和(自身を除く): 1824650

約数列:

[1, 2, 5, 10, 23, 46, 89, 97, 115, 178, 194, 230, 445, 485, 890, 970, 2047, 2231, 4094, 4462, 8633, 10235, 11155, 17266, 20470, 22310, 43165, 86330, 198559, 397118, 992795, 1985590]

約数ペア:

[(1, 1985590), (2, 992795), (5, 397118), (10, 198559), (23, 86330), (46, 43165), (89, 22310), (97, 20470), (115, 17266), (178, 11155), (194, 10235), (230, 8633), (445, 4462), (485, 4094), (890, 2231), (970, 2047)]