27429680

素因数分解:

$2^4\times 5^1\times {\mathrm{342871}}^1$

素因数の和:342884

約数の個数: 20

約数和(自身を含む): 63774192

約数和(自身を除く): 36344512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 342871, 685742, 1371484, 1714355, 2742968, 3428710, 5485936, 6857420, 13714840, 27429680]

約数ペア:

[(1, 27429680), (2, 13714840), (4, 6857420), (5, 5485936), (8, 3428710), (10, 2742968), (16, 1714355), (20, 1371484), (40, 685742), (80, 342871)]