20570110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4561}}^1$

素因数の和:4620

約数の個数: 32

約数和(自身を含む): 41386464

約数和(自身を除く): 20816354

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 4561, 9122, 22805, 45610, 50171, 100342, 187001, 250855, 374002, 501710, 935005, 1870010, 2057011, 4114022, 10285055, 20570110]

約数ペア:

[(1, 20570110), (2, 10285055), (5, 4114022), (10, 2057011), (11, 1870010), (22, 935005), (41, 501710), (55, 374002), (82, 250855), (110, 187001), (205, 100342), (410, 50171), (451, 45610), (902, 22805), (2255, 9122), (4510, 4561)]