2806560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1949}}^1$

素因数の和:1970

約数の個数: 72

約数和(自身を含む): 9582300

約数和(自身を除く): 6775740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1949, 3898, 5847, 7796, 9745, 11694, 15592, 17541, 19490, 23388, 29235, 31184, 35082, 38980, 46776, 58470, 62368, 70164, 77960, 87705, 93552, 116940, 140328, 155920, 175410, 187104, 233880, 280656, 311840, 350820, 467760, 561312, 701640, 935520, 1403280, 2806560]

約数ペア:

[(1, 2806560), (2, 1403280), (3, 935520), (4, 701640), (5, 561312), (6, 467760), (8, 350820), (9, 311840), (10, 280656), (12, 233880), (15, 187104), (16, 175410), (18, 155920), (20, 140328), (24, 116940), (30, 93552), (32, 87705), (36, 77960), (40, 70164), (45, 62368), (48, 58470), (60, 46776), (72, 38980), (80, 35082), (90, 31184), (96, 29235), (120, 23388), (144, 19490), (160, 17541), (180, 15592), (240, 11694), (288, 9745), (360, 7796), (480, 5847), (720, 3898), (1440, 1949)]