40502015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 52542960

約数和(自身を除く): 12040945

約数列:

[1, 5, 19, 47, 95, 193, 235, 893, 965, 2209, 3667, 4465, 9071, 11045, 18335, 41971, 45355, 172349, 209855, 426337, 861745, 2131685, 8100403, 40502015]

約数ペア:

[(1, 40502015), (5, 8100403), (19, 2131685), (47, 861745), (95, 426337), (193, 209855), (235, 172349), (893, 45355), (965, 41971), (2209, 18335), (3667, 11045), (4465, 9071)]