2783170460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19879789}}^1$

素因数の和:19879805

約数の個数: 24

約数和(自身を含む): 6679609440

約数和(自身を除く): 3896438980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19879789, 39759578, 79519156, 99398945, 139158523, 198797890, 278317046, 397595780, 556634092, 695792615, 1391585230, 2783170460]

約数ペア:

[(1, 2783170460), (2, 1391585230), (4, 695792615), (5, 556634092), (7, 397595780), (10, 278317046), (14, 198797890), (20, 139158523), (28, 99398945), (35, 79519156), (70, 39759578), (140, 19879789)]