12621940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1193}}^1$

素因数の和:1248

約数の個数: 36

約数和(自身を含む): 27731844

約数和(自身を除く): 15109904

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 1193, 2116, 2386, 2645, 4772, 5290, 5965, 10580, 11930, 23860, 27439, 54878, 109756, 137195, 274390, 548780, 631097, 1262194, 2524388, 3155485, 6310970, 12621940]

約数ペア:

[(1, 12621940), (2, 6310970), (4, 3155485), (5, 2524388), (10, 1262194), (20, 631097), (23, 548780), (46, 274390), (92, 137195), (115, 109756), (230, 54878), (460, 27439), (529, 23860), (1058, 11930), (1193, 10580), (2116, 5965), (2386, 5290), (2645, 4772)]