12400045

素因数分解:

$5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1021}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 17071488

約数和(自身を除く): 4671443

約数列:

[1, 5, 7, 35, 347, 1021, 1735, 2429, 5105, 7147, 12145, 35735, 354287, 1771435, 2480009, 12400045]

約数ペア:

[(1, 12400045), (5, 2480009), (7, 1771435), (35, 354287), (347, 35735), (1021, 12145), (1735, 7147), (2429, 5105)]