2012037580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{55921}}^1$

素因数の和:56194

約数の個数: 48

約数和(自身を含む): 4847766336

約数和(自身を除く): 2835728756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 5140, 7196, 8995, 17990, 35980, 55921, 111842, 223684, 279605, 391447, 559210, 782894, 1118420, 1565788, 1957235, 3914470, 7828940, 14371697, 28743394, 57486788, 71858485, 100601879, 143716970, 201203758, 287433940, 402407516, 503009395, 1006018790, 2012037580]

約数ペア:

[(1, 2012037580), (2, 1006018790), (4, 503009395), (5, 402407516), (7, 287433940), (10, 201203758), (14, 143716970), (20, 100601879), (28, 71858485), (35, 57486788), (70, 28743394), (140, 14371697), (257, 7828940), (514, 3914470), (1028, 1957235), (1285, 1565788), (1799, 1118420), (2570, 782894), (3598, 559210), (5140, 391447), (7196, 279605), (8995, 223684), (17990, 111842), (35980, 55921)]