401039540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1822907}}^1$

素因数の和:1822927

約数の個数: 24

約数和(自身を含む): 918745632

約数和(自身を除く): 517706092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1822907, 3645814, 7291628, 9114535, 18229070, 20051977, 36458140, 40103954, 80207908, 100259885, 200519770, 401039540]

約数ペア:

[(1, 401039540), (2, 200519770), (4, 100259885), (5, 80207908), (10, 40103954), (11, 36458140), (20, 20051977), (22, 18229070), (44, 9114535), (55, 7291628), (110, 3645814), (220, 1822907)]