204489230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{26183}}^1$

素因数の和:26272

約数の個数: 32

約数和(自身を含む): 407213568

約数和(自身を除く): 202724338

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 26183, 52366, 130915, 261830, 288013, 576026, 1440065, 1858993, 2880130, 3717986, 9294965, 18589930, 20448923, 40897846, 102244615, 204489230]

約数ペア:

[(1, 204489230), (2, 102244615), (5, 40897846), (10, 20448923), (11, 18589930), (22, 9294965), (55, 3717986), (71, 2880130), (110, 1858993), (142, 1440065), (355, 576026), (710, 288013), (781, 261830), (1562, 130915), (3905, 52366), (7810, 26183)]