20100670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1579}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 38678400

約数和(自身を除く): 18577730

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1273, 1579, 2546, 3158, 6365, 7895, 12730, 15790, 30001, 60002, 105793, 150005, 211586, 300010, 528965, 1057930, 2010067, 4020134, 10050335, 20100670]

約数ペア:

[(1, 20100670), (2, 10050335), (5, 4020134), (10, 2010067), (19, 1057930), (38, 528965), (67, 300010), (95, 211586), (134, 150005), (190, 105793), (335, 60002), (670, 30001), (1273, 15790), (1579, 12730), (2546, 7895), (3158, 6365)]