402912005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{9661}}^1$

素因数の和:10124

約数の個数: 16

約数和(自身を含む): 510153600

約数和(自身を除く): 107241595

約数列:

[1, 5, 19, 95, 439, 2195, 8341, 9661, 41705, 48305, 183559, 917795, 4241179, 21205895, 80582401, 402912005]

約数ペア:

[(1, 402912005), (5, 80582401), (19, 21205895), (95, 4241179), (439, 917795), (2195, 183559), (8341, 48305), (9661, 41705)]