2842974220

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{215051}}^1$

素因数の和:215721

約数の個数: 24

約数和(自身を含む): 5979305808

約数和(自身を除く): 3136331588

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 215051, 430102, 860204, 1075255, 2150510, 4301020, 142148711, 284297422, 568594844, 710743555, 1421487110, 2842974220]

約数ペア:

[(1, 2842974220), (2, 1421487110), (4, 710743555), (5, 568594844), (10, 284297422), (20, 142148711), (661, 4301020), (1322, 2150510), (2644, 1075255), (3305, 860204), (6610, 430102), (13220, 215051)]