20412480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1933}}^1$

素因数の和:1964

約数の個数: 112

約数和(自身を含む): 70737984

約数和(自身を除く): 50325504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 1933, 2112, 2640, 3520, 3866, 5280, 5799, 7732, 9665, 10560, 11598, 15464, 19330, 21263, 23196, 28995, 30928, 38660, 42526, 46392, 57990, 61856, 63789, 77320, 85052, 92784, 106315, 115980, 123712, 127578, 154640, 170104, 185568, 212630, 231960, 255156, 309280, 318945, 340208, 371136, 425260, 463920, 510312, 618560, 637890, 680416, 850520, 927840, 1020624, 1275780, 1360832, 1701040, 1855680, 2041248, 2551560, 3402080, 4082496, 5103120, 6804160, 10206240, 20412480]

約数ペア:

[(1, 20412480), (2, 10206240), (3, 6804160), (4, 5103120), (5, 4082496), (6, 3402080), (8, 2551560), (10, 2041248), (11, 1855680), (12, 1701040), (15, 1360832), (16, 1275780), (20, 1020624), (22, 927840), (24, 850520), (30, 680416), (32, 637890), (33, 618560), (40, 510312), (44, 463920), (48, 425260), (55, 371136), (60, 340208), (64, 318945), (66, 309280), (80, 255156), (88, 231960), (96, 212630), (110, 185568), (120, 170104), (132, 154640), (160, 127578), (165, 123712), (176, 115980), (192, 106315), (220, 92784), (240, 85052), (264, 77320), (320, 63789), (330, 61856), (352, 57990), (440, 46392), (480, 42526), (528, 38660), (660, 30928), (704, 28995), (880, 23196), (960, 21263), (1056, 19330), (1320, 15464), (1760, 11598), (1933, 10560), (2112, 9665), (2640, 7732), (3520, 5799), (3866, 5280)]