28102970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:795

約数の個数: 48

約数和(自身を含む): 59639328

約数和(自身を除く): 31536358

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 83, 98, 166, 245, 415, 490, 581, 691, 830, 1162, 1382, 2905, 3455, 4067, 4837, 5810, 6910, 8134, 9674, 20335, 24185, 33859, 40670, 48370, 57353, 67718, 114706, 169295, 286765, 338590, 401471, 573530, 802942, 2007355, 2810297, 4014710, 5620594, 14051485, 28102970]

約数ペア:

[(1, 28102970), (2, 14051485), (5, 5620594), (7, 4014710), (10, 2810297), (14, 2007355), (35, 802942), (49, 573530), (70, 401471), (83, 338590), (98, 286765), (166, 169295), (245, 114706), (415, 67718), (490, 57353), (581, 48370), (691, 40670), (830, 33859), (1162, 24185), (1382, 20335), (2905, 9674), (3455, 8134), (4067, 6910), (4837, 5810)]