12778440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{106487}}^1$

素因数の和:106501

約数の個数: 32

約数和(自身を含む): 38335680

約数和(自身を除く): 25557240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 106487, 212974, 319461, 425948, 532435, 638922, 851896, 1064870, 1277844, 1597305, 2129740, 2555688, 3194610, 4259480, 6389220, 12778440]

約数ペア:

[(1, 12778440), (2, 6389220), (3, 4259480), (4, 3194610), (5, 2555688), (6, 2129740), (8, 1597305), (10, 1277844), (12, 1064870), (15, 851896), (20, 638922), (24, 532435), (30, 425948), (40, 319461), (60, 212974), (120, 106487)]