11500520

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1193}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 26005320

約数和(自身を除く): 14504800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1193, 1205, 1928, 2386, 2410, 4772, 4820, 5965, 9544, 9640, 11930, 23860, 47720, 287513, 575026, 1150052, 1437565, 2300104, 2875130, 5750260, 11500520]

約数ペア:

[(1, 11500520), (2, 5750260), (4, 2875130), (5, 2300104), (8, 1437565), (10, 1150052), (20, 575026), (40, 287513), (241, 47720), (482, 23860), (964, 11930), (1193, 9640), (1205, 9544), (1928, 5965), (2386, 4820), (2410, 4772)]