40681480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6317}}^1$

素因数の和:6358

約数の個数: 64

約数和(自身を含む): 109175040

約数和(自身を除く): 68493560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6317, 6440, 12634, 25268, 31585, 44219, 50536, 63170, 88438, 126340, 145291, 176876, 221095, 252680, 290582, 353752, 442190, 581164, 726455, 884380, 1017037, 1162328, 1452910, 1768760, 2034074, 2905820, 4068148, 5085185, 5811640, 8136296, 10170370, 20340740, 40681480]

約数ペア:

[(1, 40681480), (2, 20340740), (4, 10170370), (5, 8136296), (7, 5811640), (8, 5085185), (10, 4068148), (14, 2905820), (20, 2034074), (23, 1768760), (28, 1452910), (35, 1162328), (40, 1017037), (46, 884380), (56, 726455), (70, 581164), (92, 442190), (115, 353752), (140, 290582), (161, 252680), (184, 221095), (230, 176876), (280, 145291), (322, 126340), (460, 88438), (644, 63170), (805, 50536), (920, 44219), (1288, 31585), (1610, 25268), (3220, 12634), (6317, 6440)]