254236120

素因数分解:

$2^3\times 5^1\times {\mathrm{6355903}}^1$

素因数の和:6355914

約数の個数: 16

約数和(自身を含む): 572031360

約数和(自身を除く): 317795240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6355903, 12711806, 25423612, 31779515, 50847224, 63559030, 127118060, 254236120]

約数ペア:

[(1, 254236120), (2, 127118060), (4, 63559030), (5, 50847224), (8, 31779515), (10, 25423612), (20, 12711806), (40, 6355903)]