210980390

素因数分解:

$2^1\times 5^1\times {\mathrm{3037}}^1\times {\mathrm{6947}}^1$

素因数の和:9991

約数の個数: 16

約数和(自身を含む): 379944432

約数和(自身を除く): 168964042

約数列:

[1, 2, 5, 10, 3037, 6074, 6947, 13894, 15185, 30370, 34735, 69470, 21098039, 42196078, 105490195, 210980390]

約数ペア:

[(1, 210980390), (2, 105490195), (5, 42196078), (10, 21098039), (3037, 69470), (6074, 34735), (6947, 30370), (13894, 15185)]