203216420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{923711}}^1$

素因数の和:923731

約数の個数: 24

約数和(自身を含む): 465550848

約数和(自身を除く): 262334428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 923711, 1847422, 3694844, 4618555, 9237110, 10160821, 18474220, 20321642, 40643284, 50804105, 101608210, 203216420]

約数ペア:

[(1, 203216420), (2, 101608210), (4, 50804105), (5, 40643284), (10, 20321642), (11, 18474220), (20, 10160821), (22, 9237110), (44, 4618555), (55, 3694844), (110, 1847422), (220, 923711)]