12128620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2113}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 29832768

約数和(自身を除く): 17704148

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, 2113, 2870, 4226, 5740, 8452, 10565, 14791, 21130, 29582, 42260, 59164, 73955, 86633, 147910, 173266, 295820, 346532, 433165, 606431, 866330, 1212862, 1732660, 2425724, 3032155, 6064310, 12128620]

約数ペア:

[(1, 12128620), (2, 6064310), (4, 3032155), (5, 2425724), (7, 1732660), (10, 1212862), (14, 866330), (20, 606431), (28, 433165), (35, 346532), (41, 295820), (70, 173266), (82, 147910), (140, 86633), (164, 73955), (205, 59164), (287, 42260), (410, 29582), (574, 21130), (820, 14791), (1148, 10565), (1435, 8452), (2113, 5740), (2870, 4226)]