77319620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{552283}}^1$

素因数の和:552299

約数の個数: 24

約数和(自身を含む): 185567424

約数和(自身を除く): 108247804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 552283, 1104566, 2209132, 2761415, 3865981, 5522830, 7731962, 11045660, 15463924, 19329905, 38659810, 77319620]

約数ペア:

[(1, 77319620), (2, 38659810), (4, 19329905), (5, 15463924), (7, 11045660), (10, 7731962), (14, 5522830), (20, 3865981), (28, 2761415), (35, 2209132), (70, 1104566), (140, 552283)]