42178780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13099}}^1$

素因数の和:13138

約数の個数: 48

約数和(自身を含む): 105638400

約数和(自身を除く): 63459620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 13099, 26198, 52396, 65495, 91693, 130990, 183386, 261980, 301277, 366772, 458465, 602554, 916930, 1205108, 1506385, 1833860, 2108939, 3012770, 4217878, 6025540, 8435756, 10544695, 21089390, 42178780]

約数ペア:

[(1, 42178780), (2, 21089390), (4, 10544695), (5, 8435756), (7, 6025540), (10, 4217878), (14, 3012770), (20, 2108939), (23, 1833860), (28, 1506385), (35, 1205108), (46, 916930), (70, 602554), (92, 458465), (115, 366772), (140, 301277), (161, 261980), (230, 183386), (322, 130990), (460, 91693), (644, 65495), (805, 52396), (1610, 26198), (3220, 13099)]