2589680

素因数分解:

$2^4\times 5^1\times {\mathrm{32371}}^1$

素因数の和:32384

約数の個数: 20

約数和(自身を含む): 6021192

約数和(自身を除く): 3431512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32371, 64742, 129484, 161855, 258968, 323710, 517936, 647420, 1294840, 2589680]

約数ペア:

[(1, 2589680), (2, 1294840), (4, 647420), (5, 517936), (8, 323710), (10, 258968), (16, 161855), (20, 129484), (40, 64742), (80, 32371)]