18595780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3089}}^1$

素因数の和:3148

約数の個数: 48

約数和(自身を含む): 45682560

約数和(自身を除く): 27086780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 3089, 6020, 6178, 12356, 15445, 21623, 30890, 43246, 61780, 86492, 108115, 132827, 216230, 265654, 432460, 531308, 664135, 929789, 1328270, 1859578, 2656540, 3719156, 4648945, 9297890, 18595780]

約数ペア:

[(1, 18595780), (2, 9297890), (4, 4648945), (5, 3719156), (7, 2656540), (10, 1859578), (14, 1328270), (20, 929789), (28, 664135), (35, 531308), (43, 432460), (70, 265654), (86, 216230), (140, 132827), (172, 108115), (215, 86492), (301, 61780), (430, 43246), (602, 30890), (860, 21623), (1204, 15445), (1505, 12356), (3010, 6178), (3089, 6020)]