40209386

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3929}}^1$

素因数の和:3998

約数の個数: 32

約数和(自身を含む): 74701440

約数和(自身を除く): 34492054

約数列:

[1, 2, 7, 14, 17, 34, 43, 86, 119, 238, 301, 602, 731, 1462, 3929, 5117, 7858, 10234, 27503, 55006, 66793, 133586, 168947, 337894, 467551, 935102, 1182629, 2365258, 2872099, 5744198, 20104693, 40209386]

約数ペア:

[(1, 40209386), (2, 20104693), (7, 5744198), (14, 2872099), (17, 2365258), (34, 1182629), (43, 935102), (86, 467551), (119, 337894), (238, 168947), (301, 133586), (602, 66793), (731, 55006), (1462, 27503), (3929, 10234), (5117, 7858)]