40108072

素因数分解:

$2^3\times {\mathrm{2003}}^1\times {\mathrm{2503}}^1$

素因数の和:4512

約数の個数: 16

約数和(自身を含む): 75270240

約数和(自身を除く): 35162168

約数列:

[1, 2, 4, 8, 2003, 2503, 4006, 5006, 8012, 10012, 16024, 20024, 5013509, 10027018, 20054036, 40108072]

約数ペア:

[(1, 40108072), (2, 20054036), (4, 10027018), (8, 5013509), (2003, 20024), (2503, 16024), (4006, 10012), (5006, 8012)]