15561140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2711}}^1$

素因数の和:2768

約数の個数: 48

約数和(自身を含む): 38271744

約数和(自身を除く): 22710604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2711, 2870, 5422, 5740, 10844, 13555, 18977, 27110, 37954, 54220, 75908, 94885, 111151, 189770, 222302, 379540, 444604, 555755, 778057, 1111510, 1556114, 2223020, 3112228, 3890285, 7780570, 15561140]

約数ペア:

[(1, 15561140), (2, 7780570), (4, 3890285), (5, 3112228), (7, 2223020), (10, 1556114), (14, 1111510), (20, 778057), (28, 555755), (35, 444604), (41, 379540), (70, 222302), (82, 189770), (140, 111151), (164, 94885), (205, 75908), (287, 54220), (410, 37954), (574, 27110), (820, 18977), (1148, 13555), (1435, 10844), (2711, 5740), (2870, 5422)]