3221560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1873}}^1$

素因数の和:1927

約数の個数: 32

約数和(自身を含む): 7421040

約数和(自身を除く): 4199480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1873, 3746, 7492, 9365, 14984, 18730, 37460, 74920, 80539, 161078, 322156, 402695, 644312, 805390, 1610780, 3221560]

約数ペア:

[(1, 3221560), (2, 1610780), (4, 805390), (5, 644312), (8, 402695), (10, 322156), (20, 161078), (40, 80539), (43, 74920), (86, 37460), (172, 18730), (215, 14984), (344, 9365), (430, 7492), (860, 3746), (1720, 1873)]