20265120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4691}}^1$

素因数の和:4715

約数の個数: 96

約数和(自身を含む): 70943040

約数和(自身を除く): 50677920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4691, 9382, 14073, 18764, 23455, 28146, 37528, 42219, 46910, 56292, 70365, 75056, 84438, 93820, 112584, 126657, 140730, 150112, 168876, 187640, 211095, 225168, 253314, 281460, 337752, 375280, 422190, 450336, 506628, 562920, 633285, 675504, 750560, 844380, 1013256, 1125840, 1266570, 1351008, 1688760, 2026512, 2251680, 2533140, 3377520, 4053024, 5066280, 6755040, 10132560, 20265120]

約数ペア:

[(1, 20265120), (2, 10132560), (3, 6755040), (4, 5066280), (5, 4053024), (6, 3377520), (8, 2533140), (9, 2251680), (10, 2026512), (12, 1688760), (15, 1351008), (16, 1266570), (18, 1125840), (20, 1013256), (24, 844380), (27, 750560), (30, 675504), (32, 633285), (36, 562920), (40, 506628), (45, 450336), (48, 422190), (54, 375280), (60, 337752), (72, 281460), (80, 253314), (90, 225168), (96, 211095), (108, 187640), (120, 168876), (135, 150112), (144, 140730), (160, 126657), (180, 112584), (216, 93820), (240, 84438), (270, 75056), (288, 70365), (360, 56292), (432, 46910), (480, 42219), (540, 37528), (720, 28146), (864, 23455), (1080, 18764), (1440, 14073), (2160, 9382), (4320, 4691)]