209464304840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{748086803}}^1$

素因数の和:748086821

約数の個数: 32

約数和(自身を含む): 538622498880

約数和(自身を除く): 329158194040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 748086803, 1496173606, 2992347212, 3740434015, 5236607621, 5984694424, 7480868030, 10473215242, 14961736060, 20946430484, 26183038105, 29923472120, 41892860968, 52366076210, 104732152420, 209464304840]

約数ペア:

[(1, 209464304840), (2, 104732152420), (4, 52366076210), (5, 41892860968), (7, 29923472120), (8, 26183038105), (10, 20946430484), (14, 14961736060), (20, 10473215242), (28, 7480868030), (35, 5984694424), (40, 5236607621), (56, 3740434015), (70, 2992347212), (140, 1496173606), (280, 748086803)]