2783146040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{11807}}^1$

素因数の和:11972

約数の個数: 64

約数和(自身を含む): 6427330560

約数和(自身を除く): 3644184520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 83, 142, 166, 284, 332, 355, 415, 568, 664, 710, 830, 1420, 1660, 2840, 3320, 5893, 11786, 11807, 23572, 23614, 29465, 47144, 47228, 58930, 59035, 94456, 117860, 118070, 235720, 236140, 472280, 838297, 979981, 1676594, 1959962, 3353188, 3919924, 4191485, 4899905, 6706376, 7839848, 8382970, 9799810, 16765940, 19599620, 33531880, 39199240, 69578651, 139157302, 278314604, 347893255, 556629208, 695786510, 1391573020, 2783146040]

約数ペア:

[(1, 2783146040), (2, 1391573020), (4, 695786510), (5, 556629208), (8, 347893255), (10, 278314604), (20, 139157302), (40, 69578651), (71, 39199240), (83, 33531880), (142, 19599620), (166, 16765940), (284, 9799810), (332, 8382970), (355, 7839848), (415, 6706376), (568, 4899905), (664, 4191485), (710, 3919924), (830, 3353188), (1420, 1959962), (1660, 1676594), (2840, 979981), (3320, 838297), (5893, 472280), (11786, 236140), (11807, 235720), (23572, 118070), (23614, 117860), (29465, 94456), (47144, 59035), (47228, 58930)]