4033994810

素因数分解:

$2^1\times 5^1\times {\mathrm{19997}}^1\times {\mathrm{20173}}^1$

素因数の和:40177

約数の個数: 16

約数和(自身を含む): 7261913736

約数和(自身を除く): 3227918926

約数列:

[1, 2, 5, 10, 19997, 20173, 39994, 40346, 99985, 100865, 199970, 201730, 403399481, 806798962, 2016997405, 4033994810]

約数ペア:

[(1, 4033994810), (2, 2016997405), (5, 806798962), (10, 403399481), (19997, 201730), (20173, 199970), (39994, 100865), (40346, 99985)]