47285420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25981}}^1$

素因数の和:26010

約数の個数: 48

約数和(自身を含む): 122219328

約数和(自身を除く): 74933908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 25981, 51962, 103924, 129905, 181867, 259810, 337753, 363734, 519620, 675506, 727468, 909335, 1351012, 1688765, 1818670, 2364271, 3377530, 3637340, 4728542, 6755060, 9457084, 11821355, 23642710, 47285420]

約数ペア:

[(1, 47285420), (2, 23642710), (4, 11821355), (5, 9457084), (7, 6755060), (10, 4728542), (13, 3637340), (14, 3377530), (20, 2364271), (26, 1818670), (28, 1688765), (35, 1351012), (52, 909335), (65, 727468), (70, 675506), (91, 519620), (130, 363734), (140, 337753), (182, 259810), (260, 181867), (364, 129905), (455, 103924), (910, 51962), (1820, 25981)]