20432480

素因数分解:

$2^5\times 5^1\times {\mathrm{127703}}^1$

素因数の和:127718

約数の個数: 24

約数和(自身を含む): 48272112

約数和(自身を除く): 27839632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 127703, 255406, 510812, 638515, 1021624, 1277030, 2043248, 2554060, 4086496, 5108120, 10216240, 20432480]

約数ペア:

[(1, 20432480), (2, 10216240), (4, 5108120), (5, 4086496), (8, 2554060), (10, 2043248), (16, 1277030), (20, 1021624), (32, 638515), (40, 510812), (80, 255406), (160, 127703)]