6554480

素因数分解:

$2^4\times 5^1\times {\mathrm{81931}}^1$

素因数の和:81944

約数の個数: 20

約数和(自身を含む): 15239352

約数和(自身を除く): 8684872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 81931, 163862, 327724, 409655, 655448, 819310, 1310896, 1638620, 3277240, 6554480]

約数ペア:

[(1, 6554480), (2, 3277240), (4, 1638620), (5, 1310896), (8, 819310), (10, 655448), (16, 409655), (20, 327724), (40, 163862), (80, 81931)]