82790380

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{10427}}^1$

素因数の和:10833

約数の個数: 24

約数和(自身を含む): 174314448

約数和(自身を除く): 91524068

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 10427, 20854, 41708, 52135, 104270, 208540, 4139519, 8279038, 16558076, 20697595, 41395190, 82790380]

約数ペア:

[(1, 82790380), (2, 41395190), (4, 20697595), (5, 16558076), (10, 8279038), (20, 4139519), (397, 208540), (794, 104270), (1588, 52135), (1985, 41708), (3970, 20854), (7940, 10427)]