320480

素因数分解:

$2^5\times 5^1\times {\mathrm{2003}}^1$

素因数の和:2018

約数の個数: 24

約数和(自身を含む): 757512

約数和(自身を除く): 437032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2003, 4006, 8012, 10015, 16024, 20030, 32048, 40060, 64096, 80120, 160240, 320480]

約数ペア:

[(1, 320480), (2, 160240), (4, 80120), (5, 64096), (8, 40060), (10, 32048), (16, 20030), (20, 16024), (32, 10015), (40, 8012), (80, 4006), (160, 2003)]