30920288

素因数分解:

$2^5\times 7^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:859

約数の個数: 48

約数和(自身を含む): 69995520

約数和(自身を除く): 39075232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 223, 224, 446, 619, 892, 1238, 1561, 1784, 2476, 3122, 3568, 4333, 4952, 6244, 7136, 8666, 9904, 12488, 17332, 19808, 24976, 34664, 49952, 69328, 138037, 138656, 276074, 552148, 966259, 1104296, 1932518, 2208592, 3865036, 4417184, 7730072, 15460144, 30920288]

約数ペア:

[(1, 30920288), (2, 15460144), (4, 7730072), (7, 4417184), (8, 3865036), (14, 2208592), (16, 1932518), (28, 1104296), (32, 966259), (56, 552148), (112, 276074), (223, 138656), (224, 138037), (446, 69328), (619, 49952), (892, 34664), (1238, 24976), (1561, 19808), (1784, 17332), (2476, 12488), (3122, 9904), (3568, 8666), (4333, 7136), (4952, 6244)]