12683420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 27675648

約数和(自身を除く): 14992228

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 103, 131, 188, 206, 235, 262, 412, 470, 515, 524, 655, 940, 1030, 1310, 2060, 2620, 4841, 6157, 9682, 12314, 13493, 19364, 24205, 24628, 26986, 30785, 48410, 53972, 61570, 67465, 96820, 123140, 134930, 269860, 634171, 1268342, 2536684, 3170855, 6341710, 12683420]

約数ペア:

[(1, 12683420), (2, 6341710), (4, 3170855), (5, 2536684), (10, 1268342), (20, 634171), (47, 269860), (94, 134930), (103, 123140), (131, 96820), (188, 67465), (206, 61570), (235, 53972), (262, 48410), (412, 30785), (470, 26986), (515, 24628), (524, 24205), (655, 19364), (940, 13493), (1030, 12314), (1310, 9682), (2060, 6157), (2620, 4841)]