39739580

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6389}}^1$

素因数の和:6709

約数の個数: 24

約数和(自身を含む): 83734560

約数和(自身を除く): 43994980

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 6389, 12778, 25556, 31945, 63890, 127780, 1986979, 3973958, 7947916, 9934895, 19869790, 39739580]

約数ペア:

[(1, 39739580), (2, 19869790), (4, 9934895), (5, 7947916), (10, 3973958), (20, 1986979), (311, 127780), (622, 63890), (1244, 31945), (1555, 25556), (3110, 12778), (6220, 6389)]