1386020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1873}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 2990904

約数和(自身を除く): 1604884

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1873, 3746, 7492, 9365, 18730, 37460, 69301, 138602, 277204, 346505, 693010, 1386020]

約数ペア:

[(1, 1386020), (2, 693010), (4, 346505), (5, 277204), (10, 138602), (20, 69301), (37, 37460), (74, 18730), (148, 9365), (185, 7492), (370, 3746), (740, 1873)]