1400008

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1404

約数の個数: 16

約数和(自身を含む): 2646000

約数和(自身を除く): 1245992

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 1259, 2518, 5036, 10072, 175001, 350002, 700004, 1400008]

約数ペア:

[(1, 1400008), (2, 700004), (4, 350002), (8, 175001), (139, 10072), (278, 5036), (556, 2518), (1112, 1259)]