7501980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 21238560

約数和(自身を除く): 13736580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1289, 1455, 1940, 2578, 2910, 3867, 5156, 5820, 6445, 7734, 12890, 15468, 19335, 25780, 38670, 77340, 125033, 250066, 375099, 500132, 625165, 750198, 1250330, 1500396, 1875495, 2500660, 3750990, 7501980]

約数ペア:

[(1, 7501980), (2, 3750990), (3, 2500660), (4, 1875495), (5, 1500396), (6, 1250330), (10, 750198), (12, 625165), (15, 500132), (20, 375099), (30, 250066), (60, 125033), (97, 77340), (194, 38670), (291, 25780), (388, 19335), (485, 15468), (582, 12890), (970, 7734), (1164, 6445), (1289, 5820), (1455, 5156), (1940, 3867), (2578, 2910)]