1855982210

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1335239}}^1$

素因数の和:1335385

約数の個数: 16

約数和(自身を含む): 3364804800

約数和(自身を除く): 1508822590

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 1335239, 2670478, 6676195, 13352390, 185598221, 371196442, 927991105, 1855982210]

約数ペア:

[(1, 1855982210), (2, 927991105), (5, 371196442), (10, 185598221), (139, 13352390), (278, 6676195), (695, 2670478), (1390, 1335239)]