28888664

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1429}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 65379600

約数和(自身を除く): 36490936

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 1064, 1429, 1444, 2527, 2858, 2888, 5054, 5716, 10003, 10108, 11432, 20006, 20216, 27151, 40012, 54302, 80024, 108604, 190057, 217208, 380114, 515869, 760228, 1031738, 1520456, 2063476, 3611083, 4126952, 7222166, 14444332, 28888664]

約数ペア:

[(1, 28888664), (2, 14444332), (4, 7222166), (7, 4126952), (8, 3611083), (14, 2063476), (19, 1520456), (28, 1031738), (38, 760228), (56, 515869), (76, 380114), (133, 217208), (152, 190057), (266, 108604), (361, 80024), (532, 54302), (722, 40012), (1064, 27151), (1429, 20216), (1444, 20006), (2527, 11432), (2858, 10108), (2888, 10003), (5054, 5716)]