12945620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6673}}^1$

素因数の和:6779

約数の個数: 24

約数和(自身を含む): 27470184

約数和(自身を除く): 14524564

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 6673, 13346, 26692, 33365, 66730, 133460, 647281, 1294562, 2589124, 3236405, 6472810, 12945620]

約数ペア:

[(1, 12945620), (2, 6472810), (4, 3236405), (5, 2589124), (10, 1294562), (20, 647281), (97, 133460), (194, 66730), (388, 33365), (485, 26692), (970, 13346), (1940, 6673)]