87210940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{8243}}^1$

素因数の和:8298

約数の個数: 36

約数和(自身を含む): 191475144

約数和(自身を除く): 104264204

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 8243, 10580, 16486, 32972, 41215, 82430, 164860, 189589, 379178, 758356, 947945, 1895890, 3791780, 4360547, 8721094, 17442188, 21802735, 43605470, 87210940]

約数ペア:

[(1, 87210940), (2, 43605470), (4, 21802735), (5, 17442188), (10, 8721094), (20, 4360547), (23, 3791780), (46, 1895890), (92, 947945), (115, 758356), (230, 379178), (460, 189589), (529, 164860), (1058, 82430), (2116, 41215), (2645, 32972), (5290, 16486), (8243, 10580)]