202068820

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{39313}}^1$

素因数の和:39579

約数の個数: 24

約数和(自身を含む): 426006504

約数和(自身を除く): 223937684

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 39313, 78626, 157252, 196565, 393130, 786260, 10103441, 20206882, 40413764, 50517205, 101034410, 202068820]

約数ペア:

[(1, 202068820), (2, 101034410), (4, 50517205), (5, 40413764), (10, 20206882), (20, 10103441), (257, 786260), (514, 393130), (1028, 196565), (1285, 157252), (2570, 78626), (5140, 39313)]