11457940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 26191872

約数和(自身を除く): 14733932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 347, 508, 635, 694, 1270, 1388, 1651, 1735, 2540, 3302, 3470, 4511, 6604, 6940, 8255, 9022, 16510, 18044, 22555, 33020, 44069, 45110, 88138, 90220, 176276, 220345, 440690, 572897, 881380, 1145794, 2291588, 2864485, 5728970, 11457940]

約数ペア:

[(1, 11457940), (2, 5728970), (4, 2864485), (5, 2291588), (10, 1145794), (13, 881380), (20, 572897), (26, 440690), (52, 220345), (65, 176276), (127, 90220), (130, 88138), (254, 45110), (260, 44069), (347, 33020), (508, 22555), (635, 18044), (694, 16510), (1270, 9022), (1388, 8255), (1651, 6940), (1735, 6604), (2540, 4511), (3302, 3470)]