19903628471010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{178684159}}^1$

素因数の和:178684295

約数の個数: 64

約数和(自身を含む): 49402596556800

約数和(自身を除く): 29498968085790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 79, 94, 141, 158, 235, 237, 282, 395, 470, 474, 705, 790, 1185, 1410, 2370, 3713, 7426, 11139, 18565, 22278, 37130, 55695, 111390, 178684159, 357368318, 536052477, 893420795, 1072104954, 1786841590, 2680262385, 5360524770, 8398155473, 14116048561, 16796310946, 25194466419, 28232097122, 41990777365, 42348145683, 50388932838, 70580242805, 83981554730, 84696291366, 125972332095, 141160485610, 211740728415, 251944664190, 423481456830, 663454282367, 1326908564734, 1990362847101, 3317271411835, 3980725694202, 6634542823670, 9951814235505, 19903628471010]

約数ペア:

[(1, 19903628471010), (2, 9951814235505), (3, 6634542823670), (5, 3980725694202), (6, 3317271411835), (10, 1990362847101), (15, 1326908564734), (30, 663454282367), (47, 423481456830), (79, 251944664190), (94, 211740728415), (141, 141160485610), (158, 125972332095), (235, 84696291366), (237, 83981554730), (282, 70580242805), (395, 50388932838), (470, 42348145683), (474, 41990777365), (705, 28232097122), (790, 25194466419), (1185, 16796310946), (1410, 14116048561), (2370, 8398155473), (3713, 5360524770), (7426, 2680262385), (11139, 1786841590), (18565, 1072104954), (22278, 893420795), (37130, 536052477), (55695, 357368318), (111390, 178684159)]