40400458

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{11497}}^1$

素因数の和:11757

約数の個数: 16

約数和(自身を含む): 69539904

約数和(自身を除く): 29139446

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 11497, 22994, 80479, 160958, 2885747, 5771494, 20200229, 40400458]

約数ペア:

[(1, 40400458), (2, 20200229), (7, 5771494), (14, 2885747), (251, 160958), (502, 80479), (1757, 22994), (3514, 11497)]