274144420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{26513}}^1$

素因数の和:26580

約数の個数: 48

約数和(自身を含む): 641426688

約数和(自身を除く): 367282268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 26513, 53026, 106052, 132565, 265130, 291643, 530260, 583286, 1166572, 1246111, 1458215, 2492222, 2916430, 4984444, 5832860, 6230555, 12461110, 13707221, 24922220, 27414442, 54828884, 68536105, 137072210, 274144420]

約数ペア:

[(1, 274144420), (2, 137072210), (4, 68536105), (5, 54828884), (10, 27414442), (11, 24922220), (20, 13707221), (22, 12461110), (44, 6230555), (47, 5832860), (55, 4984444), (94, 2916430), (110, 2492222), (188, 1458215), (220, 1246111), (235, 1166572), (470, 583286), (517, 530260), (940, 291643), (1034, 265130), (2068, 132565), (2585, 106052), (5170, 53026), (10340, 26513)]