2012248620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{56747}}^1$

素因数の和:56959

約数の個数: 72

約数和(自身を含む): 6134912784

約数和(自身を除く): 4122664164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5910, 7092, 8865, 11820, 17730, 35460, 56747, 113494, 170241, 226988, 283735, 340482, 510723, 567470, 680964, 851205, 1021446, 1134940, 1702410, 2042892, 2553615, 3404820, 5107230, 10214460, 11179159, 22358318, 33537477, 44716636, 55895795, 67074954, 100612431, 111791590, 134149908, 167687385, 201224862, 223583180, 335374770, 402449724, 503062155, 670749540, 1006124310, 2012248620]

約数ペア:

[(1, 2012248620), (2, 1006124310), (3, 670749540), (4, 503062155), (5, 402449724), (6, 335374770), (9, 223583180), (10, 201224862), (12, 167687385), (15, 134149908), (18, 111791590), (20, 100612431), (30, 67074954), (36, 55895795), (45, 44716636), (60, 33537477), (90, 22358318), (180, 11179159), (197, 10214460), (394, 5107230), (591, 3404820), (788, 2553615), (985, 2042892), (1182, 1702410), (1773, 1134940), (1970, 1021446), (2364, 851205), (2955, 680964), (3546, 567470), (3940, 510723), (5910, 340482), (7092, 283735), (8865, 226988), (11820, 170241), (17730, 113494), (35460, 56747)]