3870860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 9520896

約数和(自身を除く): 5650036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 643, 860, 1204, 1286, 1505, 2572, 3010, 3215, 4501, 6020, 6430, 9002, 12860, 18004, 22505, 27649, 45010, 55298, 90020, 110596, 138245, 193543, 276490, 387086, 552980, 774172, 967715, 1935430, 3870860]

約数ペア:

[(1, 3870860), (2, 1935430), (4, 967715), (5, 774172), (7, 552980), (10, 387086), (14, 276490), (20, 193543), (28, 138245), (35, 110596), (43, 90020), (70, 55298), (86, 45010), (140, 27649), (172, 22505), (215, 18004), (301, 12860), (430, 9002), (602, 6430), (643, 6020), (860, 4501), (1204, 3215), (1286, 3010), (1505, 2572)]