2980406120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{8933}}^1$

素因数の和:9402

約数の個数: 64

約数和(自身を含む): 7075728000

約数和(自身を除く): 4095321880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 439, 760, 878, 1756, 2195, 3512, 4390, 8341, 8780, 8933, 16682, 17560, 17866, 33364, 35732, 41705, 44665, 66728, 71464, 83410, 89330, 166820, 169727, 178660, 333640, 339454, 357320, 678908, 848635, 1357816, 1697270, 3394540, 3921587, 6789080, 7843174, 15686348, 19607935, 31372696, 39215870, 74510153, 78431740, 149020306, 156863480, 298040612, 372550765, 596081224, 745101530, 1490203060, 2980406120]

約数ペア:

[(1, 2980406120), (2, 1490203060), (4, 745101530), (5, 596081224), (8, 372550765), (10, 298040612), (19, 156863480), (20, 149020306), (38, 78431740), (40, 74510153), (76, 39215870), (95, 31372696), (152, 19607935), (190, 15686348), (380, 7843174), (439, 6789080), (760, 3921587), (878, 3394540), (1756, 1697270), (2195, 1357816), (3512, 848635), (4390, 678908), (8341, 357320), (8780, 339454), (8933, 333640), (16682, 178660), (17560, 169727), (17866, 166820), (33364, 89330), (35732, 83410), (41705, 71464), (44665, 66728)]