20582700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 65829120

約数和(自身を除く): 45246420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 25, 30, 38, 46, 50, 57, 60, 69, 75, 76, 92, 95, 100, 114, 115, 138, 150, 157, 190, 228, 230, 276, 285, 300, 314, 345, 380, 437, 460, 471, 475, 570, 575, 628, 690, 785, 874, 942, 950, 1140, 1150, 1311, 1380, 1425, 1570, 1725, 1748, 1884, 1900, 2185, 2300, 2355, 2622, 2850, 2983, 3140, 3450, 3611, 3925, 4370, 4710, 5244, 5700, 5966, 6555, 6900, 7222, 7850, 8740, 8949, 9420, 10833, 10925, 11775, 11932, 13110, 14444, 14915, 15700, 17898, 18055, 21666, 21850, 23550, 26220, 29830, 32775, 35796, 36110, 43332, 43700, 44745, 47100, 54165, 59660, 65550, 68609, 72220, 74575, 89490, 90275, 108330, 131100, 137218, 149150, 178980, 180550, 205827, 216660, 223725, 270825, 274436, 298300, 343045, 361100, 411654, 447450, 541650, 686090, 823308, 894900, 1029135, 1083300, 1372180, 1715225, 2058270, 3430450, 4116540, 5145675, 6860900, 10291350, 20582700]

約数ペア:

[(1, 20582700), (2, 10291350), (3, 6860900), (4, 5145675), (5, 4116540), (6, 3430450), (10, 2058270), (12, 1715225), (15, 1372180), (19, 1083300), (20, 1029135), (23, 894900), (25, 823308), (30, 686090), (38, 541650), (46, 447450), (50, 411654), (57, 361100), (60, 343045), (69, 298300), (75, 274436), (76, 270825), (92, 223725), (95, 216660), (100, 205827), (114, 180550), (115, 178980), (138, 149150), (150, 137218), (157, 131100), (190, 108330), (228, 90275), (230, 89490), (276, 74575), (285, 72220), (300, 68609), (314, 65550), (345, 59660), (380, 54165), (437, 47100), (460, 44745), (471, 43700), (475, 43332), (570, 36110), (575, 35796), (628, 32775), (690, 29830), (785, 26220), (874, 23550), (942, 21850), (950, 21666), (1140, 18055), (1150, 17898), (1311, 15700), (1380, 14915), (1425, 14444), (1570, 13110), (1725, 11932), (1748, 11775), (1884, 10925), (1900, 10833), (2185, 9420), (2300, 8949), (2355, 8740), (2622, 7850), (2850, 7222), (2983, 6900), (3140, 6555), (3450, 5966), (3611, 5700), (3925, 5244), (4370, 4710)]