40105898

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 71660160

約数和(自身を除く): 31554262

約数列:

[1, 2, 7, 14, 29, 58, 173, 203, 346, 406, 571, 1142, 1211, 2422, 3997, 5017, 7994, 10034, 16559, 33118, 35119, 70238, 98783, 115913, 197566, 231826, 691481, 1382962, 2864707, 5729414, 20052949, 40105898]

約数ペア:

[(1, 40105898), (2, 20052949), (7, 5729414), (14, 2864707), (29, 1382962), (58, 691481), (173, 231826), (203, 197566), (346, 115913), (406, 98783), (571, 70238), (1142, 35119), (1211, 33118), (2422, 16559), (3997, 10034), (5017, 7994)]