12686680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16693}}^1$

素因数の和:16723

約数の個数: 32

約数和(自身を含む): 30049200

約数和(自身を除く): 17362520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 16693, 33386, 66772, 83465, 133544, 166930, 317167, 333860, 634334, 667720, 1268668, 1585835, 2537336, 3171670, 6343340, 12686680]

約数ペア:

[(1, 12686680), (2, 6343340), (4, 3171670), (5, 2537336), (8, 1585835), (10, 1268668), (19, 667720), (20, 634334), (38, 333860), (40, 317167), (76, 166930), (95, 133544), (152, 83465), (190, 66772), (380, 33386), (760, 16693)]