40821998

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 76457520

約数和(自身を除く): 35635522

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 107, 119, 214, 229, 238, 458, 749, 833, 1498, 1603, 1666, 1819, 3206, 3638, 3893, 5243, 7786, 10486, 11221, 12733, 22442, 24503, 25466, 27251, 49006, 54502, 89131, 171521, 178262, 190757, 343042, 381514, 416551, 833102, 1200647, 2401294, 2915857, 5831714, 20410999, 40821998]

約数ペア:

[(1, 40821998), (2, 20410999), (7, 5831714), (14, 2915857), (17, 2401294), (34, 1200647), (49, 833102), (98, 416551), (107, 381514), (119, 343042), (214, 190757), (229, 178262), (238, 171521), (458, 89131), (749, 54502), (833, 49006), (1498, 27251), (1603, 25466), (1666, 24503), (1819, 22442), (3206, 12733), (3638, 11221), (3893, 10486), (5243, 7786)]