20149074430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{499853}}^1$

素因数の和:500028

約数の個数: 32

約数和(自身を含む): 37788962400

約数和(自身を除く): 17639887970

約数列:

[1, 2, 5, 10, 29, 58, 139, 145, 278, 290, 695, 1390, 4031, 8062, 20155, 40310, 499853, 999706, 2499265, 4998530, 14495737, 28991474, 69479567, 72478685, 138959134, 144957370, 347397835, 694795670, 2014907443, 4029814886, 10074537215, 20149074430]

約数ペア:

[(1, 20149074430), (2, 10074537215), (5, 4029814886), (10, 2014907443), (29, 694795670), (58, 347397835), (139, 144957370), (145, 138959134), (278, 72478685), (290, 69479567), (695, 28991474), (1390, 14495737), (4031, 4998530), (8062, 2499265), (20155, 999706), (40310, 499853)]