127431380

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{33359}}^1$

素因数の和:33559

約数の個数: 24

約数和(自身を含む): 269015040

約数和(自身を除く): 141583660

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 33359, 66718, 133436, 166795, 333590, 667180, 6371569, 12743138, 25486276, 31857845, 63715690, 127431380]

約数ペア:

[(1, 127431380), (2, 63715690), (4, 31857845), (5, 25486276), (10, 12743138), (20, 6371569), (191, 667180), (382, 333590), (764, 166795), (955, 133436), (1910, 66718), (3820, 33359)]