12940045

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 16788384

約数和(自身を除く): 3848339

約数列:

[1, 5, 19, 67, 95, 107, 335, 361, 535, 1273, 1805, 2033, 6365, 7169, 10165, 24187, 35845, 38627, 120935, 136211, 193135, 681055, 2588009, 12940045]

約数ペア:

[(1, 12940045), (5, 2588009), (19, 681055), (67, 193135), (95, 136211), (107, 120935), (335, 38627), (361, 35845), (535, 24187), (1273, 10165), (1805, 7169), (2033, 6365)]