2691159440

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{176123}}^1$

素因数の和:176327

約数の個数: 40

約数和(自身を含む): 6289740288

約数和(自身を除く): 3598580848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 7640, 15280, 176123, 352246, 704492, 880615, 1408984, 1761230, 2817968, 3522460, 7044920, 14089840, 33639493, 67278986, 134557972, 168197465, 269115944, 336394930, 538231888, 672789860, 1345579720, 2691159440]

約数ペア:

[(1, 2691159440), (2, 1345579720), (4, 672789860), (5, 538231888), (8, 336394930), (10, 269115944), (16, 168197465), (20, 134557972), (40, 67278986), (80, 33639493), (191, 14089840), (382, 7044920), (764, 3522460), (955, 2817968), (1528, 1761230), (1910, 1408984), (3056, 880615), (3820, 704492), (7640, 352246), (15280, 176123)]