20531400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1801}}^1$

素因数の和:1839

約数の個数: 96

約数和(自身を含む): 67034400

約数和(自身を除く): 46503000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 150, 152, 190, 200, 228, 285, 300, 380, 456, 475, 570, 600, 760, 950, 1140, 1425, 1801, 1900, 2280, 2850, 3602, 3800, 5403, 5700, 7204, 9005, 10806, 11400, 14408, 18010, 21612, 27015, 34219, 36020, 43224, 45025, 54030, 68438, 72040, 90050, 102657, 108060, 135075, 136876, 171095, 180100, 205314, 216120, 270150, 273752, 342190, 360200, 410628, 513285, 540300, 684380, 821256, 855475, 1026570, 1080600, 1368760, 1710950, 2053140, 2566425, 3421900, 4106280, 5132850, 6843800, 10265700, 20531400]

約数ペア:

[(1, 20531400), (2, 10265700), (3, 6843800), (4, 5132850), (5, 4106280), (6, 3421900), (8, 2566425), (10, 2053140), (12, 1710950), (15, 1368760), (19, 1080600), (20, 1026570), (24, 855475), (25, 821256), (30, 684380), (38, 540300), (40, 513285), (50, 410628), (57, 360200), (60, 342190), (75, 273752), (76, 270150), (95, 216120), (100, 205314), (114, 180100), (120, 171095), (150, 136876), (152, 135075), (190, 108060), (200, 102657), (228, 90050), (285, 72040), (300, 68438), (380, 54030), (456, 45025), (475, 43224), (570, 36020), (600, 34219), (760, 27015), (950, 21612), (1140, 18010), (1425, 14408), (1801, 11400), (1900, 10806), (2280, 9005), (2850, 7204), (3602, 5700), (3800, 5403)]