48781780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 105868224

約数和(自身を除く): 57086444

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 131, 172, 215, 262, 430, 433, 524, 655, 860, 866, 1310, 1732, 2165, 2620, 4330, 5633, 8660, 11266, 18619, 22532, 28165, 37238, 56330, 56723, 74476, 93095, 112660, 113446, 186190, 226892, 283615, 372380, 567230, 1134460, 2439089, 4878178, 9756356, 12195445, 24390890, 48781780]

約数ペア:

[(1, 48781780), (2, 24390890), (4, 12195445), (5, 9756356), (10, 4878178), (20, 2439089), (43, 1134460), (86, 567230), (131, 372380), (172, 283615), (215, 226892), (262, 186190), (430, 113446), (433, 112660), (524, 93095), (655, 74476), (860, 56723), (866, 56330), (1310, 37238), (1732, 28165), (2165, 22532), (2620, 18619), (4330, 11266), (5633, 8660)]