11686640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 31872960

約数和(自身を除く): 20186320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 509, 560, 574, 656, 820, 1018, 1148, 1435, 1640, 2036, 2296, 2545, 2870, 3280, 3563, 4072, 4592, 5090, 5740, 7126, 8144, 10180, 11480, 14252, 17815, 20360, 20869, 22960, 28504, 35630, 40720, 41738, 57008, 71260, 83476, 104345, 142520, 146083, 166952, 208690, 285040, 292166, 333904, 417380, 584332, 730415, 834760, 1168664, 1460830, 1669520, 2337328, 2921660, 5843320, 11686640]

約数ペア:

[(1, 11686640), (2, 5843320), (4, 2921660), (5, 2337328), (7, 1669520), (8, 1460830), (10, 1168664), (14, 834760), (16, 730415), (20, 584332), (28, 417380), (35, 333904), (40, 292166), (41, 285040), (56, 208690), (70, 166952), (80, 146083), (82, 142520), (112, 104345), (140, 83476), (164, 71260), (205, 57008), (280, 41738), (287, 40720), (328, 35630), (410, 28504), (509, 22960), (560, 20869), (574, 20360), (656, 17815), (820, 14252), (1018, 11480), (1148, 10180), (1435, 8144), (1640, 7126), (2036, 5740), (2296, 5090), (2545, 4592), (2870, 4072), (3280, 3563)]