40856144

素因数分解:

$2^4\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1289}}^1$

素因数の和:1587

約数の個数: 40

約数和(自身を含む): 90857280

約数和(自身を除く): 50001136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 283, 566, 1132, 1289, 1981, 2264, 2578, 3962, 4528, 5156, 7924, 9023, 10312, 15848, 18046, 20624, 31696, 36092, 72184, 144368, 364787, 729574, 1459148, 2553509, 2918296, 5107018, 5836592, 10214036, 20428072, 40856144]

約数ペア:

[(1, 40856144), (2, 20428072), (4, 10214036), (7, 5836592), (8, 5107018), (14, 2918296), (16, 2553509), (28, 1459148), (56, 729574), (112, 364787), (283, 144368), (566, 72184), (1132, 36092), (1289, 31696), (1981, 20624), (2264, 18046), (2578, 15848), (3962, 10312), (4528, 9023), (5156, 7924)]