20121350

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{3761}}^1$

素因数の和:3880

約数の個数: 24

約数和(自身を含む): 37785528

約数和(自身を除く): 17664178

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 1070, 2675, 3761, 5350, 7522, 18805, 37610, 94025, 188050, 402427, 804854, 2012135, 4024270, 10060675, 20121350]

約数ペア:

[(1, 20121350), (2, 10060675), (5, 4024270), (10, 2012135), (25, 804854), (50, 402427), (107, 188050), (214, 94025), (535, 37610), (1070, 18805), (2675, 7522), (3761, 5350)]