28038340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127447}}^1$

素因数の和:127467

約数の個数: 24

約数和(自身を含む): 64233792

約数和(自身を除く): 36195452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 127447, 254894, 509788, 637235, 1274470, 1401917, 2548940, 2803834, 5607668, 7009585, 14019170, 28038340]

約数ペア:

[(1, 28038340), (2, 14019170), (4, 7009585), (5, 5607668), (10, 2803834), (11, 2548940), (20, 1401917), (22, 1274470), (44, 637235), (55, 509788), (110, 254894), (220, 127447)]