28003680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19447}}^1$

素因数の和:19468

約数の個数: 72

約数和(自身を含む): 95567472

約数和(自身を除く): 67563792

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, 19447, 38894, 58341, 77788, 97235, 116682, 155576, 175023, 194470, 233364, 291705, 311152, 350046, 388940, 466728, 583410, 622304, 700092, 777880, 875115, 933456, 1166820, 1400184, 1555760, 1750230, 1866912, 2333640, 2800368, 3111520, 3500460, 4667280, 5600736, 7000920, 9334560, 14001840, 28003680]

約数ペア:

[(1, 28003680), (2, 14001840), (3, 9334560), (4, 7000920), (5, 5600736), (6, 4667280), (8, 3500460), (9, 3111520), (10, 2800368), (12, 2333640), (15, 1866912), (16, 1750230), (18, 1555760), (20, 1400184), (24, 1166820), (30, 933456), (32, 875115), (36, 777880), (40, 700092), (45, 622304), (48, 583410), (60, 466728), (72, 388940), (80, 350046), (90, 311152), (96, 291705), (120, 233364), (144, 194470), (160, 175023), (180, 155576), (240, 116682), (288, 97235), (360, 77788), (480, 58341), (720, 38894), (1440, 19447)]