20341531390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{4679}}^1$

素因数の和:5049

約数の個数: 64

約数和(自身を含む): 39303014400

約数和(自身を除く): 18961483010

約数列:

[1, 2, 5, 10, 17, 34, 85, 107, 170, 214, 239, 478, 535, 1070, 1195, 1819, 2390, 3638, 4063, 4679, 8126, 9095, 9358, 18190, 20315, 23395, 25573, 40630, 46790, 51146, 79543, 127865, 159086, 255730, 397715, 434741, 500653, 795430, 869482, 1001306, 1118281, 2173705, 2236562, 2503265, 4347410, 5006530, 5591405, 8511101, 11182810, 17022202, 19010777, 38021554, 42555505, 85111010, 95053885, 119656067, 190107770, 239312134, 598280335, 1196560670, 2034153139, 4068306278, 10170765695, 20341531390]

約数ペア:

[(1, 20341531390), (2, 10170765695), (5, 4068306278), (10, 2034153139), (17, 1196560670), (34, 598280335), (85, 239312134), (107, 190107770), (170, 119656067), (214, 95053885), (239, 85111010), (478, 42555505), (535, 38021554), (1070, 19010777), (1195, 17022202), (1819, 11182810), (2390, 8511101), (3638, 5591405), (4063, 5006530), (4679, 4347410), (8126, 2503265), (9095, 2236562), (9358, 2173705), (18190, 1118281), (20315, 1001306), (23395, 869482), (25573, 795430), (40630, 500653), (46790, 434741), (51146, 397715), (79543, 255730), (127865, 159086)]