1292103640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{873043}}^1$

素因数の和:873091

約数の個数: 32

約数和(自身を含む): 2985810480

約数和(自身を除く): 1693706840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 873043, 1746086, 3492172, 4365215, 6984344, 8730430, 17460860, 32302591, 34921720, 64605182, 129210364, 161512955, 258420728, 323025910, 646051820, 1292103640]

約数ペア:

[(1, 1292103640), (2, 646051820), (4, 323025910), (5, 258420728), (8, 161512955), (10, 129210364), (20, 64605182), (37, 34921720), (40, 32302591), (74, 17460860), (148, 8730430), (185, 6984344), (296, 4365215), (370, 3492172), (740, 1746086), (1480, 873043)]