19085440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2711}}^1$

素因数の和:2741

約数の個数: 64

約数和(自身を含む): 49792320

約数和(自身を除く): 30706880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 2711, 3520, 5422, 7040, 10844, 13555, 21688, 27110, 29821, 43376, 54220, 59642, 86752, 108440, 119284, 149105, 173504, 216880, 238568, 298210, 347008, 433760, 477136, 596420, 867520, 954272, 1192840, 1735040, 1908544, 2385680, 3817088, 4771360, 9542720, 19085440]

約数ペア:

[(1, 19085440), (2, 9542720), (4, 4771360), (5, 3817088), (8, 2385680), (10, 1908544), (11, 1735040), (16, 1192840), (20, 954272), (22, 867520), (32, 596420), (40, 477136), (44, 433760), (55, 347008), (64, 298210), (80, 238568), (88, 216880), (110, 173504), (128, 149105), (160, 119284), (176, 108440), (220, 86752), (320, 59642), (352, 54220), (440, 43376), (640, 29821), (704, 27110), (880, 21688), (1408, 13555), (1760, 10844), (2711, 7040), (3520, 5422)]