1245709768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{115429}}^1$

素因数の和:115525

約数の個数: 32

約数和(自身を含む): 2493288000

約数和(自身を除く): 1247578232

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 115429, 230858, 461716, 923432, 2193151, 4386302, 8195459, 8772604, 16390918, 17545208, 32781836, 65563672, 155713721, 311427442, 622854884, 1245709768]

約数ペア:

[(1, 1245709768), (2, 622854884), (4, 311427442), (8, 155713721), (19, 65563672), (38, 32781836), (71, 17545208), (76, 16390918), (142, 8772604), (152, 8195459), (284, 4386302), (568, 2193151), (1349, 923432), (2698, 461716), (5396, 230858), (10792, 115429)]