6645940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1283}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 16394112

約数和(自身を除く): 9748172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1283, 1295, 2566, 2590, 5132, 5180, 6415, 8981, 12830, 17962, 25660, 35924, 44905, 47471, 89810, 94942, 179620, 189884, 237355, 332297, 474710, 664594, 949420, 1329188, 1661485, 3322970, 6645940]

約数ペア:

[(1, 6645940), (2, 3322970), (4, 1661485), (5, 1329188), (7, 949420), (10, 664594), (14, 474710), (20, 332297), (28, 237355), (35, 189884), (37, 179620), (70, 94942), (74, 89810), (140, 47471), (148, 44905), (185, 35924), (259, 25660), (370, 17962), (518, 12830), (740, 8981), (1036, 6415), (1283, 5180), (1295, 5132), (2566, 2590)]