6443120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1873}}^1$

素因数の和:1929

約数の個数: 40

約数和(自身を含む): 15336816

約数和(自身を除く): 8893696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 1873, 3440, 3746, 7492, 9365, 14984, 18730, 29968, 37460, 74920, 80539, 149840, 161078, 322156, 402695, 644312, 805390, 1288624, 1610780, 3221560, 6443120]

約数ペア:

[(1, 6443120), (2, 3221560), (4, 1610780), (5, 1288624), (8, 805390), (10, 644312), (16, 402695), (20, 322156), (40, 161078), (43, 149840), (80, 80539), (86, 74920), (172, 37460), (215, 29968), (344, 18730), (430, 14984), (688, 9365), (860, 7492), (1720, 3746), (1873, 3440)]