15697220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10193}}^1$

素因数の和:10220

約数の個数: 48

約数和(自身を含む): 41102208

約数和(自身を除く): 25404988

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10193, 20386, 40772, 50965, 71351, 101930, 112123, 142702, 203860, 224246, 285404, 356755, 448492, 560615, 713510, 784861, 1121230, 1427020, 1569722, 2242460, 3139444, 3924305, 7848610, 15697220]

約数ペア:

[(1, 15697220), (2, 7848610), (4, 3924305), (5, 3139444), (7, 2242460), (10, 1569722), (11, 1427020), (14, 1121230), (20, 784861), (22, 713510), (28, 560615), (35, 448492), (44, 356755), (55, 285404), (70, 224246), (77, 203860), (110, 142702), (140, 112123), (154, 101930), (220, 71351), (308, 50965), (385, 40772), (770, 20386), (1540, 10193)]