40123748

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4993}}^1$

素因数の和:5052

約数の個数: 36

約数和(自身を含む): 83689452

約数和(自身を除く): 43565704

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 4018, 4993, 8036, 9986, 19972, 34951, 69902, 139804, 204713, 244657, 409426, 489314, 818852, 978628, 1432991, 2865982, 5731964, 10030937, 20061874, 40123748]

約数ペア:

[(1, 40123748), (2, 20061874), (4, 10030937), (7, 5731964), (14, 2865982), (28, 1432991), (41, 978628), (49, 818852), (82, 489314), (98, 409426), (164, 244657), (196, 204713), (287, 139804), (574, 69902), (1148, 34951), (2009, 19972), (4018, 9986), (4993, 8036)]