10980620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1970

約数の個数: 48

約数和(自身を含む): 27010368

約数和(自身を除く): 16029748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1913, 2870, 3826, 5740, 7652, 9565, 13391, 19130, 26782, 38260, 53564, 66955, 78433, 133910, 156866, 267820, 313732, 392165, 549031, 784330, 1098062, 1568660, 2196124, 2745155, 5490310, 10980620]

約数ペア:

[(1, 10980620), (2, 5490310), (4, 2745155), (5, 2196124), (7, 1568660), (10, 1098062), (14, 784330), (20, 549031), (28, 392165), (35, 313732), (41, 267820), (70, 156866), (82, 133910), (140, 78433), (164, 66955), (205, 53564), (287, 38260), (410, 26782), (574, 19130), (820, 13391), (1148, 9565), (1435, 7652), (1913, 5740), (2870, 3826)]