40080215

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60271}}^1$

素因数の和:60302

約数の個数: 16

約数和(自身を含む): 57861120

約数和(自身を除く): 17780905

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 60271, 301355, 421897, 1145149, 2109485, 5725745, 8016043, 40080215]

約数ペア:

[(1, 40080215), (5, 8016043), (7, 5725745), (19, 2109485), (35, 1145149), (95, 421897), (133, 301355), (665, 60271)]