1056440

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{11}}^1$

素因数の和:50

約数の個数: 80

約数和(自身を含む): 3025080

約数和(自身を除く): 1968640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 343, 385, 392, 440, 490, 539, 616, 686, 770, 980, 1078, 1372, 1540, 1715, 1960, 2156, 2401, 2695, 2744, 3080, 3430, 3773, 4312, 4802, 5390, 6860, 7546, 9604, 10780, 12005, 13720, 15092, 18865, 19208, 21560, 24010, 26411, 30184, 37730, 48020, 52822, 75460, 96040, 105644, 132055, 150920, 211288, 264110, 528220, 1056440]

約数ペア:

[(1, 1056440), (2, 528220), (4, 264110), (5, 211288), (7, 150920), (8, 132055), (10, 105644), (11, 96040), (14, 75460), (20, 52822), (22, 48020), (28, 37730), (35, 30184), (40, 26411), (44, 24010), (49, 21560), (55, 19208), (56, 18865), (70, 15092), (77, 13720), (88, 12005), (98, 10780), (110, 9604), (140, 7546), (154, 6860), (196, 5390), (220, 4802), (245, 4312), (280, 3773), (308, 3430), (343, 3080), (385, 2744), (392, 2695), (440, 2401), (490, 2156), (539, 1960), (616, 1715), (686, 1540), (770, 1372), (980, 1078)]