9968488840

素因数分解:

$2^3\times 5^1\times {\mathrm{859}}^1\times {\mathrm{290119}}^1$

素因数の和:290989

約数の個数: 32

約数和(自身を含む): 22455288000

約数和(自身を除く): 12486799160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 859, 1718, 3436, 4295, 6872, 8590, 17180, 34360, 290119, 580238, 1160476, 1450595, 2320952, 2901190, 5802380, 11604760, 249212221, 498424442, 996848884, 1246061105, 1993697768, 2492122210, 4984244420, 9968488840]

約数ペア:

[(1, 9968488840), (2, 4984244420), (4, 2492122210), (5, 1993697768), (8, 1246061105), (10, 996848884), (20, 498424442), (40, 249212221), (859, 11604760), (1718, 5802380), (3436, 2901190), (4295, 2320952), (6872, 1450595), (8590, 1160476), (17180, 580238), (34360, 290119)]