126840140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5237}}^1$

素因数の和:5426

約数の個数: 48

約数和(自身を含む): 306234432

約数和(自身を除く): 179394292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1730, 2422, 3460, 4844, 5237, 6055, 10474, 12110, 20948, 24220, 26185, 36659, 52370, 73318, 104740, 146636, 183295, 366590, 733180, 906001, 1812002, 3624004, 4530005, 6342007, 9060010, 12684014, 18120020, 25368028, 31710035, 63420070, 126840140]

約数ペア:

[(1, 126840140), (2, 63420070), (4, 31710035), (5, 25368028), (7, 18120020), (10, 12684014), (14, 9060010), (20, 6342007), (28, 4530005), (35, 3624004), (70, 1812002), (140, 906001), (173, 733180), (346, 366590), (692, 183295), (865, 146636), (1211, 104740), (1730, 73318), (2422, 52370), (3460, 36659), (4844, 26185), (5237, 24220), (6055, 20948), (10474, 12110)]