2759603960

素因数分解:

$2^3\times 5^1\times {\mathrm{68990099}}^1$

素因数の和:68990110

約数の個数: 16

約数和(自身を含む): 6209109000

約数和(自身を除く): 3449505040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 68990099, 137980198, 275960396, 344950495, 551920792, 689900990, 1379801980, 2759603960]

約数ペア:

[(1, 2759603960), (2, 1379801980), (4, 689900990), (5, 551920792), (8, 344950495), (10, 275960396), (20, 137980198), (40, 68990099)]