206547760

素因数分解:

$2^4\times 5^1\times {\mathrm{2581847}}^1$

素因数の和:2581860

約数の個数: 20

約数和(自身を含む): 480223728

約数和(自身を除く): 273675968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2581847, 5163694, 10327388, 12909235, 20654776, 25818470, 41309552, 51636940, 103273880, 206547760]

約数ペア:

[(1, 206547760), (2, 103273880), (4, 51636940), (5, 41309552), (8, 25818470), (10, 20654776), (16, 12909235), (20, 10327388), (40, 5163694), (80, 2581847)]