40263674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 67651200

約数和(自身を除く): 27387526

約数列:

[1, 2, 11, 22, 71, 142, 149, 173, 298, 346, 781, 1562, 1639, 1903, 3278, 3806, 10579, 12283, 21158, 24566, 25777, 51554, 116369, 135113, 232738, 270226, 283547, 567094, 1830167, 3660334, 20131837, 40263674]

約数ペア:

[(1, 40263674), (2, 20131837), (11, 3660334), (22, 1830167), (71, 567094), (142, 283547), (149, 270226), (173, 232738), (298, 135113), (346, 116369), (781, 51554), (1562, 25777), (1639, 24566), (1903, 21158), (3278, 12283), (3806, 10579)]