40252240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71879}}^1$

素因数の和:71899

約数の個数: 40

約数和(自身を含む): 106957440

約数和(自身を除く): 66705200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 71879, 143758, 287516, 359395, 503153, 575032, 718790, 1006306, 1150064, 1437580, 2012612, 2515765, 2875160, 4025224, 5031530, 5750320, 8050448, 10063060, 20126120, 40252240]

約数ペア:

[(1, 40252240), (2, 20126120), (4, 10063060), (5, 8050448), (7, 5750320), (8, 5031530), (10, 4025224), (14, 2875160), (16, 2515765), (20, 2012612), (28, 1437580), (35, 1150064), (40, 1006306), (56, 718790), (70, 575032), (80, 503153), (112, 359395), (140, 287516), (280, 143758), (560, 71879)]