40004438

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 24

約数和(自身を含む): 62730984

約数和(自身を除く): 22726546

約数列:

[1, 2, 41, 73, 82, 146, 163, 326, 1681, 2993, 3362, 5986, 6683, 11899, 13366, 23798, 122713, 245426, 274003, 487859, 548006, 975718, 20002219, 40004438]

約数ペア:

[(1, 40004438), (2, 20002219), (41, 975718), (73, 548006), (82, 487859), (146, 274003), (163, 245426), (326, 122713), (1681, 23798), (2993, 13366), (3362, 11899), (5986, 6683)]