18488120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{66029}}^1$

素因数の和:66047

約数の個数: 32

約数和(自身を含む): 47541600

約数和(自身を除く): 29053480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 66029, 132058, 264116, 330145, 462203, 528232, 660290, 924406, 1320580, 1848812, 2311015, 2641160, 3697624, 4622030, 9244060, 18488120]

約数ペア:

[(1, 18488120), (2, 9244060), (4, 4622030), (5, 3697624), (7, 2641160), (8, 2311015), (10, 1848812), (14, 1320580), (20, 924406), (28, 660290), (35, 528232), (40, 462203), (56, 330145), (70, 264116), (140, 132058), (280, 66029)]