84178760

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{3467}}^1$

素因数の和:4085

約数の個数: 32

約数和(自身を含む): 189768960

約数和(自身を除く): 105590200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 1214, 2428, 3035, 3467, 4856, 6070, 6934, 12140, 13868, 17335, 24280, 27736, 34670, 69340, 138680, 2104469, 4208938, 8417876, 10522345, 16835752, 21044690, 42089380, 84178760]

約数ペア:

[(1, 84178760), (2, 42089380), (4, 21044690), (5, 16835752), (8, 10522345), (10, 8417876), (20, 4208938), (40, 2104469), (607, 138680), (1214, 69340), (2428, 34670), (3035, 27736), (3467, 24280), (4856, 17335), (6070, 13868), (6934, 12140)]