20510925840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9495799}}^1$

素因数の和:9495821

約数の個数: 80

約数和(自身を含む): 70648752000

約数和(自身を除く): 50137826160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9495799, 18991598, 28487397, 37983196, 47478995, 56974794, 75966392, 85462191, 94957990, 113949588, 142436985, 151932784, 170924382, 189915980, 227899176, 256386573, 284873970, 341848764, 379831960, 427310955, 455798352, 512773146, 569747940, 683697528, 759663920, 854621910, 1025546292, 1139495880, 1281932865, 1367395056, 1709243820, 2051092584, 2278991760, 2563865730, 3418487640, 4102185168, 5127731460, 6836975280, 10255462920, 20510925840]

約数ペア:

[(1, 20510925840), (2, 10255462920), (3, 6836975280), (4, 5127731460), (5, 4102185168), (6, 3418487640), (8, 2563865730), (9, 2278991760), (10, 2051092584), (12, 1709243820), (15, 1367395056), (16, 1281932865), (18, 1139495880), (20, 1025546292), (24, 854621910), (27, 759663920), (30, 683697528), (36, 569747940), (40, 512773146), (45, 455798352), (48, 427310955), (54, 379831960), (60, 341848764), (72, 284873970), (80, 256386573), (90, 227899176), (108, 189915980), (120, 170924382), (135, 151932784), (144, 142436985), (180, 113949588), (216, 94957990), (240, 85462191), (270, 75966392), (360, 56974794), (432, 47478995), (540, 37983196), (720, 28487397), (1080, 18991598), (2160, 9495799)]