40401448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2029}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 80388000

約数和(自身を除く): 39986552

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 2029, 2489, 4058, 4978, 8116, 9956, 16232, 19912, 38551, 77102, 154204, 265799, 308408, 531598, 1063196, 2126392, 5050181, 10100362, 20200724, 40401448]

約数ペア:

[(1, 40401448), (2, 20200724), (4, 10100362), (8, 5050181), (19, 2126392), (38, 1063196), (76, 531598), (131, 308408), (152, 265799), (262, 154204), (524, 77102), (1048, 38551), (2029, 19912), (2489, 16232), (4058, 9956), (4978, 8116)]