7961240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28433}}^1$

素因数の和:28451

約数の個数: 32

約数和(自身を含む): 20472480

約数和(自身を除く): 12511240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28433, 56866, 113732, 142165, 199031, 227464, 284330, 398062, 568660, 796124, 995155, 1137320, 1592248, 1990310, 3980620, 7961240]

約数ペア:

[(1, 7961240), (2, 3980620), (4, 1990310), (5, 1592248), (7, 1137320), (8, 995155), (10, 796124), (14, 568660), (20, 398062), (28, 284330), (35, 227464), (40, 199031), (56, 142165), (70, 113732), (140, 56866), (280, 28433)]