2759778820

素因数分解:

$2^2\times 5^1\times {\mathrm{3547}}^1\times {\mathrm{38903}}^1$

素因数の和:42459

約数の個数: 24

約数和(自身を含む): 5797318464

約数和(自身を除く): 3037539644

約数列:

[1, 2, 4, 5, 10, 20, 3547, 7094, 14188, 17735, 35470, 38903, 70940, 77806, 155612, 194515, 389030, 778060, 137988941, 275977882, 551955764, 689944705, 1379889410, 2759778820]

約数ペア:

[(1, 2759778820), (2, 1379889410), (4, 689944705), (5, 551955764), (10, 275977882), (20, 137988941), (3547, 778060), (7094, 389030), (14188, 194515), (17735, 155612), (35470, 77806), (38903, 70940)]