40700240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72679}}^1$

素因数の和:72699

約数の個数: 40

約数和(自身を含む): 108147840

約数和(自身を除く): 67447600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72679, 145358, 290716, 363395, 508753, 581432, 726790, 1017506, 1162864, 1453580, 2035012, 2543765, 2907160, 4070024, 5087530, 5814320, 8140048, 10175060, 20350120, 40700240]

約数ペア:

[(1, 40700240), (2, 20350120), (4, 10175060), (5, 8140048), (7, 5814320), (8, 5087530), (10, 4070024), (14, 2907160), (16, 2543765), (20, 2035012), (28, 1453580), (35, 1162864), (40, 1017506), (56, 726790), (70, 581432), (80, 508753), (112, 363395), (140, 290716), (280, 145358), (560, 72679)]