672859270

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1\times {\mathrm{1579}}^1$

素因数の和:2620

約数の個数: 32

約数和(自身を含む): 1241349120

約数和(自身を除く): 568489850

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 991, 1579, 1982, 3158, 4955, 7895, 9910, 15790, 42613, 67897, 85226, 135794, 213065, 339485, 426130, 678970, 1564789, 3129578, 7823945, 15647890, 67285927, 134571854, 336429635, 672859270]

約数ペア:

[(1, 672859270), (2, 336429635), (5, 134571854), (10, 67285927), (43, 15647890), (86, 7823945), (215, 3129578), (430, 1564789), (991, 678970), (1579, 426130), (1982, 339485), (3158, 213065), (4955, 135794), (7895, 85226), (9910, 67897), (15790, 42613)]