207908940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{111779}}^1$

素因数の和:111822

約数の個数: 48

約数和(自身を含む): 600929280

約数和(自身を除く): 393020340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 111779, 223558, 335337, 447116, 558895, 670674, 1117790, 1341348, 1676685, 2235580, 3353370, 3465149, 6706740, 6930298, 10395447, 13860596, 17325745, 20790894, 34651490, 41581788, 51977235, 69302980, 103954470, 207908940]

約数ペア:

[(1, 207908940), (2, 103954470), (3, 69302980), (4, 51977235), (5, 41581788), (6, 34651490), (10, 20790894), (12, 17325745), (15, 13860596), (20, 10395447), (30, 6930298), (31, 6706740), (60, 3465149), (62, 3353370), (93, 2235580), (124, 1676685), (155, 1341348), (186, 1117790), (310, 670674), (372, 558895), (465, 447116), (620, 335337), (930, 223558), (1860, 111779)]