1990912

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 5003712

約数和(自身を除く): 3012800

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 101, 112, 128, 154, 176, 202, 224, 256, 308, 352, 404, 448, 616, 704, 707, 808, 896, 1111, 1232, 1408, 1414, 1616, 1792, 2222, 2464, 2816, 2828, 3232, 4444, 4928, 5656, 6464, 7777, 8888, 9856, 11312, 12928, 15554, 17776, 19712, 22624, 25856, 31108, 35552, 45248, 62216, 71104, 90496, 124432, 142208, 180992, 248864, 284416, 497728, 995456, 1990912]

約数ペア:

[(1, 1990912), (2, 995456), (4, 497728), (7, 284416), (8, 248864), (11, 180992), (14, 142208), (16, 124432), (22, 90496), (28, 71104), (32, 62216), (44, 45248), (56, 35552), (64, 31108), (77, 25856), (88, 22624), (101, 19712), (112, 17776), (128, 15554), (154, 12928), (176, 11312), (202, 9856), (224, 8888), (256, 7777), (308, 6464), (352, 5656), (404, 4928), (448, 4444), (616, 3232), (704, 2828), (707, 2816), (808, 2464), (896, 2222), (1111, 1792), (1232, 1616), (1408, 1414)]