40371352

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1997}}^1$

素因数の和:2048

約数の個数: 48

約数和(自身を含む): 91348560

約数和(自身を除く): 50977208

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 1064, 1444, 1997, 2527, 2888, 3994, 5054, 7988, 10108, 13979, 15976, 20216, 27958, 37943, 55916, 75886, 111832, 151772, 265601, 303544, 531202, 720917, 1062404, 1441834, 2124808, 2883668, 5046419, 5767336, 10092838, 20185676, 40371352]

約数ペア:

[(1, 40371352), (2, 20185676), (4, 10092838), (7, 5767336), (8, 5046419), (14, 2883668), (19, 2124808), (28, 1441834), (38, 1062404), (56, 720917), (76, 531202), (133, 303544), (152, 265601), (266, 151772), (361, 111832), (532, 75886), (722, 55916), (1064, 37943), (1444, 27958), (1997, 20216), (2527, 15976), (2888, 13979), (3994, 10108), (5054, 7988)]