201979580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{918089}}^1$

素因数の和:918109

約数の個数: 24

約数和(自身を含む): 462717360

約数和(自身を除く): 260737780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 918089, 1836178, 3672356, 4590445, 9180890, 10098979, 18361780, 20197958, 40395916, 50494895, 100989790, 201979580]

約数ペア:

[(1, 201979580), (2, 100989790), (4, 50494895), (5, 40395916), (10, 20197958), (11, 18361780), (20, 10098979), (22, 9180890), (44, 4590445), (55, 3672356), (110, 1836178), (220, 918089)]