1129940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1153}}^1$

素因数の和:1176

約数の個数: 36

約数和(自身を含む): 2762676

約数和(自身を除く): 1632736

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1153, 2306, 4612, 5765, 8071, 11530, 16142, 23060, 32284, 40355, 56497, 80710, 112994, 161420, 225988, 282485, 564970, 1129940]

約数ペア:

[(1, 1129940), (2, 564970), (4, 282485), (5, 225988), (7, 161420), (10, 112994), (14, 80710), (20, 56497), (28, 40355), (35, 32284), (49, 23060), (70, 16142), (98, 11530), (140, 8071), (196, 5765), (245, 4612), (490, 2306), (980, 1153)]