2783103820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19879313}}^1$

素因数の和:19879329

約数の個数: 24

約数和(自身を含む): 6679449504

約数和(自身を除く): 3896345684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19879313, 39758626, 79517252, 99396565, 139155191, 198793130, 278310382, 397586260, 556620764, 695775955, 1391551910, 2783103820]

約数ペア:

[(1, 2783103820), (2, 1391551910), (4, 695775955), (5, 556620764), (7, 397586260), (10, 278310382), (14, 198793130), (20, 139155191), (28, 99396565), (35, 79517252), (70, 39758626), (140, 19879313)]