231136520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{304127}}^1$

素因数の和:304157

約数の個数: 32

約数和(自身を含む): 547430400

約数和(自身を除く): 316293880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 304127, 608254, 1216508, 1520635, 2433016, 3041270, 5778413, 6082540, 11556826, 12165080, 23113652, 28892065, 46227304, 57784130, 115568260, 231136520]

約数ペア:

[(1, 231136520), (2, 115568260), (4, 57784130), (5, 46227304), (8, 28892065), (10, 23113652), (19, 12165080), (20, 11556826), (38, 6082540), (40, 5778413), (76, 3041270), (95, 2433016), (152, 1520635), (190, 1216508), (380, 608254), (760, 304127)]