40864960

素因数分解:

$2^6\times 5^1\times {\mathrm{127703}}^1$

素因数の和:127720

約数の個数: 28

約数和(自身を含む): 97310448

約数和(自身を除く): 56445488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 127703, 255406, 510812, 638515, 1021624, 1277030, 2043248, 2554060, 4086496, 5108120, 8172992, 10216240, 20432480, 40864960]

約数ペア:

[(1, 40864960), (2, 20432480), (4, 10216240), (5, 8172992), (8, 5108120), (10, 4086496), (16, 2554060), (20, 2043248), (32, 1277030), (40, 1021624), (64, 638515), (80, 510812), (160, 255406), (320, 127703)]