40007464

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1979}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 90525600

約数和(自身を除く): 50518136

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 1064, 1444, 1979, 2527, 2888, 3958, 5054, 7916, 10108, 13853, 15832, 20216, 27706, 37601, 55412, 75202, 110824, 150404, 263207, 300808, 526414, 714419, 1052828, 1428838, 2105656, 2857676, 5000933, 5715352, 10001866, 20003732, 40007464]

約数ペア:

[(1, 40007464), (2, 20003732), (4, 10001866), (7, 5715352), (8, 5000933), (14, 2857676), (19, 2105656), (28, 1428838), (38, 1052828), (56, 714419), (76, 526414), (133, 300808), (152, 263207), (266, 150404), (361, 110824), (532, 75202), (722, 55412), (1064, 37601), (1444, 27706), (1979, 20216), (2527, 15832), (2888, 13853), (3958, 10108), (5054, 7916)]