40399716

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 110724096

約数和(自身を除く): 70324380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 127, 147, 196, 254, 294, 381, 508, 541, 588, 762, 889, 1082, 1524, 1623, 1778, 2164, 2667, 3246, 3556, 3787, 5334, 6223, 6492, 7574, 10668, 11361, 12446, 15148, 18669, 22722, 24892, 26509, 37338, 45444, 53018, 68707, 74676, 79527, 106036, 137414, 159054, 206121, 274828, 318108, 412242, 480949, 824484, 961898, 1442847, 1923796, 2885694, 3366643, 5771388, 6733286, 10099929, 13466572, 20199858, 40399716]

約数ペア:

[(1, 40399716), (2, 20199858), (3, 13466572), (4, 10099929), (6, 6733286), (7, 5771388), (12, 3366643), (14, 2885694), (21, 1923796), (28, 1442847), (42, 961898), (49, 824484), (84, 480949), (98, 412242), (127, 318108), (147, 274828), (196, 206121), (254, 159054), (294, 137414), (381, 106036), (508, 79527), (541, 74676), (588, 68707), (762, 53018), (889, 45444), (1082, 37338), (1524, 26509), (1623, 24892), (1778, 22722), (2164, 18669), (2667, 15148), (3246, 12446), (3556, 11361), (3787, 10668), (5334, 7574), (6223, 6492)]