2918737580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{186859}}^1$

素因数の和:186950

約数の個数: 48

約数和(自身を含む): 6780775680

約数和(自身を除く): 3862038100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 15620, 186859, 373718, 747436, 934295, 1868590, 2055449, 3737180, 4110898, 8221796, 10277245, 13266989, 20554490, 26533978, 41108980, 53067956, 66334945, 132669890, 145936879, 265339780, 291873758, 583747516, 729684395, 1459368790, 2918737580]

約数ペア:

[(1, 2918737580), (2, 1459368790), (4, 729684395), (5, 583747516), (10, 291873758), (11, 265339780), (20, 145936879), (22, 132669890), (44, 66334945), (55, 53067956), (71, 41108980), (110, 26533978), (142, 20554490), (220, 13266989), (284, 10277245), (355, 8221796), (710, 4110898), (781, 3737180), (1420, 2055449), (1562, 1868590), (3124, 934295), (3905, 747436), (7810, 373718), (15620, 186859)]