12885720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{643}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 38949120

約数和(自身を除く): 26063400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 643, 668, 835, 1002, 1286, 1336, 1670, 1929, 2004, 2505, 2572, 3215, 3340, 3858, 4008, 5010, 5144, 6430, 6680, 7716, 9645, 10020, 12860, 15432, 19290, 20040, 25720, 38580, 77160, 107381, 214762, 322143, 429524, 536905, 644286, 859048, 1073810, 1288572, 1610715, 2147620, 2577144, 3221430, 4295240, 6442860, 12885720]

約数ペア:

[(1, 12885720), (2, 6442860), (3, 4295240), (4, 3221430), (5, 2577144), (6, 2147620), (8, 1610715), (10, 1288572), (12, 1073810), (15, 859048), (20, 644286), (24, 536905), (30, 429524), (40, 322143), (60, 214762), (120, 107381), (167, 77160), (334, 38580), (501, 25720), (643, 20040), (668, 19290), (835, 15432), (1002, 12860), (1286, 10020), (1336, 9645), (1670, 7716), (1929, 6680), (2004, 6430), (2505, 5144), (2572, 5010), (3215, 4008), (3340, 3858)]