12743180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 28062720

約数和(自身を除く): 15319540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 173, 254, 290, 346, 508, 580, 635, 692, 865, 1270, 1730, 2540, 3460, 3683, 5017, 7366, 10034, 14732, 18415, 20068, 21971, 25085, 36830, 43942, 50170, 73660, 87884, 100340, 109855, 219710, 439420, 637159, 1274318, 2548636, 3185795, 6371590, 12743180]

約数ペア:

[(1, 12743180), (2, 6371590), (4, 3185795), (5, 2548636), (10, 1274318), (20, 637159), (29, 439420), (58, 219710), (116, 109855), (127, 100340), (145, 87884), (173, 73660), (254, 50170), (290, 43942), (346, 36830), (508, 25085), (580, 21971), (635, 20068), (692, 18415), (865, 14732), (1270, 10034), (1730, 7366), (2540, 5017), (3460, 3683)]