402406928

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17191}}^1$

素因数の和:17236

約数の個数: 80

約数和(自身を含む): 1023267840

約数和(自身を除く): 620860912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1232, 1463, 1672, 2128, 2926, 3344, 5852, 11704, 17191, 23408, 34382, 68764, 120337, 137528, 189101, 240674, 275056, 326629, 378202, 481348, 653258, 756404, 962696, 1306516, 1323707, 1512808, 1925392, 2286403, 2613032, 2647414, 3025616, 3592919, 4572806, 5226064, 5294828, 7185838, 9145612, 10589656, 14371676, 18291224, 21179312, 25150433, 28743352, 36582448, 50300866, 57486704, 100601732, 201203464, 402406928]

約数ペア:

[(1, 402406928), (2, 201203464), (4, 100601732), (7, 57486704), (8, 50300866), (11, 36582448), (14, 28743352), (16, 25150433), (19, 21179312), (22, 18291224), (28, 14371676), (38, 10589656), (44, 9145612), (56, 7185838), (76, 5294828), (77, 5226064), (88, 4572806), (112, 3592919), (133, 3025616), (152, 2647414), (154, 2613032), (176, 2286403), (209, 1925392), (266, 1512808), (304, 1323707), (308, 1306516), (418, 962696), (532, 756404), (616, 653258), (836, 481348), (1064, 378202), (1232, 326629), (1463, 275056), (1672, 240674), (2128, 189101), (2926, 137528), (3344, 120337), (5852, 68764), (11704, 34382), (17191, 23408)]