20464320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21317}}^1$

素因数の和:21337

約数の個数: 56

約数和(自身を含む): 64977264

約数和(自身を除く): 44512944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21317, 42634, 63951, 85268, 106585, 127902, 170536, 213170, 255804, 319755, 341072, 426340, 511608, 639510, 682144, 852680, 1023216, 1279020, 1364288, 1705360, 2046432, 2558040, 3410720, 4092864, 5116080, 6821440, 10232160, 20464320]

約数ペア:

[(1, 20464320), (2, 10232160), (3, 6821440), (4, 5116080), (5, 4092864), (6, 3410720), (8, 2558040), (10, 2046432), (12, 1705360), (15, 1364288), (16, 1279020), (20, 1023216), (24, 852680), (30, 682144), (32, 639510), (40, 511608), (48, 426340), (60, 341072), (64, 319755), (80, 255804), (96, 213170), (120, 170536), (160, 127902), (192, 106585), (240, 85268), (320, 63951), (480, 42634), (960, 21317)]