13312240

素因数分解:

$2^4\times 5^1\times {\mathrm{166403}}^1$

素因数の和:166416

約数の個数: 20

約数和(自身を含む): 30951144

約数和(自身を除く): 17638904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166403, 332806, 665612, 832015, 1331224, 1664030, 2662448, 3328060, 6656120, 13312240]

約数ペア:

[(1, 13312240), (2, 6656120), (4, 3328060), (5, 2662448), (8, 1664030), (10, 1331224), (16, 832015), (20, 665612), (40, 332806), (80, 166403)]