18062000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:855

約数の個数: 80

約数和(自身を含む): 47702304

約数和(自身を除く): 29640304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 821, 880, 1000, 1100, 1375, 1642, 2000, 2200, 2750, 3284, 4105, 4400, 5500, 6568, 8210, 9031, 11000, 13136, 16420, 18062, 20525, 22000, 32840, 36124, 41050, 45155, 65680, 72248, 82100, 90310, 102625, 144496, 164200, 180620, 205250, 225775, 328400, 361240, 410500, 451550, 722480, 821000, 903100, 1128875, 1642000, 1806200, 2257750, 3612400, 4515500, 9031000, 18062000]

約数ペア:

[(1, 18062000), (2, 9031000), (4, 4515500), (5, 3612400), (8, 2257750), (10, 1806200), (11, 1642000), (16, 1128875), (20, 903100), (22, 821000), (25, 722480), (40, 451550), (44, 410500), (50, 361240), (55, 328400), (80, 225775), (88, 205250), (100, 180620), (110, 164200), (125, 144496), (176, 102625), (200, 90310), (220, 82100), (250, 72248), (275, 65680), (400, 45155), (440, 41050), (500, 36124), (550, 32840), (821, 22000), (880, 20525), (1000, 18062), (1100, 16420), (1375, 13136), (1642, 11000), (2000, 9031), (2200, 8210), (2750, 6568), (3284, 5500), (4105, 4400)]