40319216

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18947}}^1$

素因数の和:18981

約数の個数: 40

約数和(自身を含む): 93982080

約数和(自身を除く): 53662864

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 18947, 37894, 75788, 132629, 151576, 265258, 303152, 359993, 530516, 719986, 1061032, 1439972, 2122064, 2519951, 2879944, 5039902, 5759888, 10079804, 20159608, 40319216]

約数ペア:

[(1, 40319216), (2, 20159608), (4, 10079804), (7, 5759888), (8, 5039902), (14, 2879944), (16, 2519951), (19, 2122064), (28, 1439972), (38, 1061032), (56, 719986), (76, 530516), (112, 359993), (133, 303152), (152, 265258), (266, 151576), (304, 132629), (532, 75788), (1064, 37894), (2128, 18947)]