207785620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1484183}}^1$

素因数の和:1484199

約数の個数: 24

約数和(自身を含む): 498685824

約数和(自身を除く): 290900204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1484183, 2968366, 5936732, 7420915, 10389281, 14841830, 20778562, 29683660, 41557124, 51946405, 103892810, 207785620]

約数ペア:

[(1, 207785620), (2, 103892810), (4, 51946405), (5, 41557124), (7, 29683660), (10, 20778562), (14, 14841830), (20, 10389281), (28, 7420915), (35, 5936732), (70, 2968366), (140, 1484183)]