20402127360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{885509}}^1$

素因数の和:885538

約数の個数: 120

約数和(自身を含む): 70658384940

約数和(自身を除く): 50256257580

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 885509, 1771018, 2656527, 3542036, 4427545, 5313054, 7084072, 7969581, 8855090, 10626108, 13282635, 14168144, 15939162, 17710180, 21252216, 26565270, 28336288, 31878324, 35420360, 39847905, 42504432, 53130540, 56672576, 63756648, 70840720, 79695810, 85008864, 106261080, 113345152, 127513296, 141681440, 159391620, 170017728, 212522160, 226690304, 255026592, 283362880, 318783240, 340035456, 425044320, 453380608, 510053184, 566725760, 637566480, 680070912, 850088640, 1020106368, 1133451520, 1275132960, 1360141824, 1700177280, 2040212736, 2266903040, 2550265920, 3400354560, 4080425472, 5100531840, 6800709120, 10201063680, 20402127360]

約数ペア:

[(1, 20402127360), (2, 10201063680), (3, 6800709120), (4, 5100531840), (5, 4080425472), (6, 3400354560), (8, 2550265920), (9, 2266903040), (10, 2040212736), (12, 1700177280), (15, 1360141824), (16, 1275132960), (18, 1133451520), (20, 1020106368), (24, 850088640), (30, 680070912), (32, 637566480), (36, 566725760), (40, 510053184), (45, 453380608), (48, 425044320), (60, 340035456), (64, 318783240), (72, 283362880), (80, 255026592), (90, 226690304), (96, 212522160), (120, 170017728), (128, 159391620), (144, 141681440), (160, 127513296), (180, 113345152), (192, 106261080), (240, 85008864), (256, 79695810), (288, 70840720), (320, 63756648), (360, 56672576), (384, 53130540), (480, 42504432), (512, 39847905), (576, 35420360), (640, 31878324), (720, 28336288), (768, 26565270), (960, 21252216), (1152, 17710180), (1280, 15939162), (1440, 14168144), (1536, 13282635), (1920, 10626108), (2304, 8855090), (2560, 7969581), (2880, 7084072), (3840, 5313054), (4608, 4427545), (5760, 3542036), (7680, 2656527), (11520, 1771018), (23040, 885509)]