248612870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{72907}}^1$

素因数の和:72956

約数の個数: 32

約数和(自身を含む): 503940096

約数和(自身を除く): 255327226

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 72907, 145814, 364535, 729070, 801977, 1603954, 2260117, 4009885, 4520234, 8019770, 11300585, 22601170, 24861287, 49722574, 124306435, 248612870]

約数ペア:

[(1, 248612870), (2, 124306435), (5, 49722574), (10, 24861287), (11, 22601170), (22, 11300585), (31, 8019770), (55, 4520234), (62, 4009885), (110, 2260117), (155, 1603954), (310, 801977), (341, 729070), (682, 364535), (1705, 145814), (3410, 72907)]