219982070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{40813}}^1$

素因数の和:40845

約数の個数: 48

約数和(自身を含む): 502501968

約数和(自身を除く): 282519898

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 40813, 81626, 204065, 285691, 408130, 448943, 571382, 897886, 1428455, 1999837, 2244715, 2856910, 3142601, 3999674, 4489430, 6285202, 9999185, 15713005, 19998370, 21998207, 31426010, 43996414, 109991035, 219982070]

約数ペア:

[(1, 219982070), (2, 109991035), (5, 43996414), (7, 31426010), (10, 21998207), (11, 19998370), (14, 15713005), (22, 9999185), (35, 6285202), (49, 4489430), (55, 3999674), (70, 3142601), (77, 2856910), (98, 2244715), (110, 1999837), (154, 1428455), (245, 897886), (385, 571382), (490, 448943), (539, 408130), (770, 285691), (1078, 204065), (2695, 81626), (5390, 40813)]