40404028

素因数分解:

$2^2\times 7^5\times {\mathrm{601}}^1$

素因数の和:640

約数の個数: 36

約数和(自身を含む): 82628112

約数和(自身を除く): 42224084

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 601, 686, 1202, 1372, 2401, 2404, 4207, 4802, 8414, 9604, 16807, 16828, 29449, 33614, 58898, 67228, 117796, 206143, 412286, 824572, 1443001, 2886002, 5772004, 10101007, 20202014, 40404028]

約数ペア:

[(1, 40404028), (2, 20202014), (4, 10101007), (7, 5772004), (14, 2886002), (28, 1443001), (49, 824572), (98, 412286), (196, 206143), (343, 117796), (601, 67228), (686, 58898), (1202, 33614), (1372, 29449), (2401, 16828), (2404, 16807), (4207, 9604), (4802, 8414)]