20274120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 66456000

約数和(自身を除く): 46181880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 199, 283, 360, 398, 566, 597, 796, 849, 995, 1132, 1194, 1415, 1592, 1698, 1791, 1990, 2264, 2388, 2547, 2830, 2985, 3396, 3582, 3980, 4245, 4776, 5094, 5660, 5970, 6792, 7164, 7960, 8490, 8955, 10188, 11320, 11940, 12735, 14328, 16980, 17910, 20376, 23880, 25470, 33960, 35820, 50940, 56317, 71640, 101880, 112634, 168951, 225268, 281585, 337902, 450536, 506853, 563170, 675804, 844755, 1013706, 1126340, 1351608, 1689510, 2027412, 2252680, 2534265, 3379020, 4054824, 5068530, 6758040, 10137060, 20274120]

約数ペア:

[(1, 20274120), (2, 10137060), (3, 6758040), (4, 5068530), (5, 4054824), (6, 3379020), (8, 2534265), (9, 2252680), (10, 2027412), (12, 1689510), (15, 1351608), (18, 1126340), (20, 1013706), (24, 844755), (30, 675804), (36, 563170), (40, 506853), (45, 450536), (60, 337902), (72, 281585), (90, 225268), (120, 168951), (180, 112634), (199, 101880), (283, 71640), (360, 56317), (398, 50940), (566, 35820), (597, 33960), (796, 25470), (849, 23880), (995, 20376), (1132, 17910), (1194, 16980), (1415, 14328), (1592, 12735), (1698, 11940), (1791, 11320), (1990, 10188), (2264, 8955), (2388, 8490), (2547, 7960), (2830, 7164), (2985, 6792), (3396, 5970), (3582, 5660), (3980, 5094), (4245, 4776)]