388915510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2077

約数の個数: 48

約数和(自身を含む): 751964976

約数和(自身を除く): 363049466

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 529, 851, 1058, 1702, 1987, 2645, 3974, 4255, 5290, 8510, 9935, 19573, 19870, 39146, 45701, 73519, 91402, 97865, 147038, 195730, 228505, 367595, 457010, 735190, 1051123, 1690937, 2102246, 3381874, 5255615, 8454685, 10511230, 16909370, 38891551, 77783102, 194457755, 388915510]

約数ペア:

[(1, 388915510), (2, 194457755), (5, 77783102), (10, 38891551), (23, 16909370), (37, 10511230), (46, 8454685), (74, 5255615), (115, 3381874), (185, 2102246), (230, 1690937), (370, 1051123), (529, 735190), (851, 457010), (1058, 367595), (1702, 228505), (1987, 195730), (2645, 147038), (3974, 97865), (4255, 91402), (5290, 73519), (8510, 45701), (9935, 39146), (19573, 19870)]