149700740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1069291}}^1$

素因数の和:1069307

約数の個数: 24

約数和(自身を含む): 359282112

約数和(自身を除く): 209581372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1069291, 2138582, 4277164, 5346455, 7485037, 10692910, 14970074, 21385820, 29940148, 37425185, 74850370, 149700740]

約数ペア:

[(1, 149700740), (2, 74850370), (4, 37425185), (5, 29940148), (7, 21385820), (10, 14970074), (14, 10692910), (20, 7485037), (28, 5346455), (35, 4277164), (70, 2138582), (140, 1069291)]