203411740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{207563}}^1$

素因数の和:207586

約数の個数: 36

約数和(自身を含む): 496908216

約数和(自身を除く): 293496476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 207563, 415126, 830252, 1037815, 1452941, 2075630, 2905882, 4151260, 5811764, 7264705, 10170587, 14529410, 20341174, 29058820, 40682348, 50852935, 101705870, 203411740]

約数ペア:

[(1, 203411740), (2, 101705870), (4, 50852935), (5, 40682348), (7, 29058820), (10, 20341174), (14, 14529410), (20, 10170587), (28, 7264705), (35, 5811764), (49, 4151260), (70, 2905882), (98, 2075630), (140, 1452941), (196, 1037815), (245, 830252), (490, 415126), (980, 207563)]