201855012440

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{17958631}}^1$

素因数の和:17958923

約数の個数: 32

約数和(自身を含む): 455790080160

約数和(自身を除く): 253935067720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 17958631, 35917262, 71834524, 89793155, 143669048, 179586310, 359172620, 718345240, 5046375311, 10092750622, 20185501244, 25231876555, 40371002488, 50463753110, 100927506220, 201855012440]

約数ペア:

[(1, 201855012440), (2, 100927506220), (4, 50463753110), (5, 40371002488), (8, 25231876555), (10, 20185501244), (20, 10092750622), (40, 5046375311), (281, 718345240), (562, 359172620), (1124, 179586310), (1405, 143669048), (2248, 89793155), (2810, 71834524), (5620, 35917262), (11240, 17958631)]