20508917040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9494869}}^1$

素因数の和:9494891

約数の個数: 80

約数和(自身を含む): 70641832800

約数和(自身を除く): 50132915760

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, 9494869, 18989738, 28484607, 37979476, 47474345, 56969214, 75958952, 85453821, 94948690, 113938428, 142423035, 151917904, 170907642, 189897380, 227876856, 256361463, 284846070, 341815284, 379794760, 427269105, 455753712, 512722926, 569692140, 683630568, 759589520, 854538210, 1025445852, 1139384280, 1281807315, 1367261136, 1709076420, 2050891704, 2278768560, 2563614630, 3418152840, 4101783408, 5127229260, 6836305680, 10254458520, 20508917040]

約数ペア:

[(1, 20508917040), (2, 10254458520), (3, 6836305680), (4, 5127229260), (5, 4101783408), (6, 3418152840), (8, 2563614630), (9, 2278768560), (10, 2050891704), (12, 1709076420), (15, 1367261136), (16, 1281807315), (18, 1139384280), (20, 1025445852), (24, 854538210), (27, 759589520), (30, 683630568), (36, 569692140), (40, 512722926), (45, 455753712), (48, 427269105), (54, 379794760), (60, 341815284), (72, 284846070), (80, 256361463), (90, 227876856), (108, 189897380), (120, 170907642), (135, 151917904), (144, 142423035), (180, 113938428), (216, 94948690), (240, 85453821), (270, 75958952), (360, 56969214), (432, 47474345), (540, 37979476), (720, 28484607), (1080, 18989738), (2160, 9494869)]