4080554480

素因数分解:

$2^4\times 5^1\times {\mathrm{51006931}}^1$

素因数の和:51006944

約数の個数: 20

約数和(自身を含む): 9487289352

約数和(自身を除く): 5406734872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 51006931, 102013862, 204027724, 255034655, 408055448, 510069310, 816110896, 1020138620, 2040277240, 4080554480]

約数ペア:

[(1, 4080554480), (2, 2040277240), (4, 1020138620), (5, 816110896), (8, 510069310), (10, 408055448), (16, 255034655), (20, 204027724), (40, 102013862), (80, 51006931)]