6982940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3923}}^1$

素因数の和:4021

約数の個数: 24

約数和(自身を含む): 14832720

約数和(自身を除く): 7849780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 3923, 7846, 15692, 19615, 39230, 78460, 349147, 698294, 1396588, 1745735, 3491470, 6982940]

約数ペア:

[(1, 6982940), (2, 3491470), (4, 1745735), (5, 1396588), (10, 698294), (20, 349147), (89, 78460), (178, 39230), (356, 19615), (445, 15692), (890, 7846), (1780, 3923)]