4515500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 10771488

約数和(自身を除く): 6255988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 821, 1100, 1375, 1642, 2750, 3284, 4105, 5500, 8210, 9031, 16420, 18062, 20525, 36124, 41050, 45155, 82100, 90310, 102625, 180620, 205250, 225775, 410500, 451550, 903100, 1128875, 2257750, 4515500]

約数ペア:

[(1, 4515500), (2, 2257750), (4, 1128875), (5, 903100), (10, 451550), (11, 410500), (20, 225775), (22, 205250), (25, 180620), (44, 102625), (50, 90310), (55, 82100), (100, 45155), (110, 41050), (125, 36124), (220, 20525), (250, 18062), (275, 16420), (500, 9031), (550, 8210), (821, 5500), (1100, 4105), (1375, 3284), (1642, 2750)]